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Finding the Fourth Proportional to 15,073.77, 22,614.07 and 5,213.13

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Solution

The fourth proportional to 15,073.77, 22,614.07 and 5,213.13 is: 7,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,073.77 : 22,614.07 = 5,213.13 : x
  2. Step 2: Convert to fraction form
    15,073.77/22,614.07 = 5,213.13/x
  3. Step 3: Cross multiply
    15,073.77x = 22,614.07 × 5,213.13
  4. Step 4: Simplify right side
    15,073.77x = 117,890,211.48
  5. Step 5: Solve for x
    x = 117,890,211.48/15,073.77
  6. Step 6: Final answer
    x = 7,820.88

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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.