Home / 22,077.76-33,116.60-15,533.20

Finding the Fourth Proportional to 22,077.76, 33,116.60 and 15,533.20

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Solution

The fourth proportional to 22,077.76, 33,116.60 and 15,533.20 is: 23,299.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,077.76 : 33,116.60 = 15,533.20 : x
  2. Step 2: Convert to fraction form
    22,077.76/33,116.60 = 15,533.20/x
  3. Step 3: Cross multiply
    22,077.76x = 33,116.60 × 15,533.20
  4. Step 4: Simplify right side
    22,077.76x = 514,406,771.12
  5. Step 5: Solve for x
    x = 514,406,771.12/22,077.76
  6. Step 6: Final answer
    x = 23,299.77

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.