Home / 22,697.28-31,296.42-15,980.76

Finding the Fourth Proportional to 22,697.28, 31,296.42 and 15,980.76

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Solution

The fourth proportional to 22,697.28, 31,296.42 and 15,980.76 is: 22,035.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.28 : 31,296.42 = 15,980.76 : x
  2. Step 2: Convert to fraction form
    22,697.28/31,296.42 = 15,980.76/x
  3. Step 3: Cross multiply
    22,697.28x = 31,296.42 × 15,980.76
  4. Step 4: Simplify right side
    22,697.28x = 500,140,576.88
  5. Step 5: Solve for x
    x = 500,140,576.88/22,697.28
  6. Step 6: Final answer
    x = 22,035.26

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.