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Finding the Fourth Proportional to 15,145.59, 22,722.03 and 6,383.01

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Solution

The fourth proportional to 15,145.59, 22,722.03 and 6,383.01 is: 9,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,145.59 : 22,722.03 = 6,383.01 : x
  2. Step 2: Convert to fraction form
    15,145.59/22,722.03 = 6,383.01/x
  3. Step 3: Cross multiply
    15,145.59x = 22,722.03 × 6,383.01
  4. Step 4: Simplify right side
    15,145.59x = 145,034,944.71
  5. Step 5: Solve for x
    x = 145,034,944.71/15,145.59
  6. Step 6: Final answer
    x = 9,576.05

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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.