Home / 29,720.28-44,575.38-8,938.92

Finding the Fourth Proportional to 29,720.28, 44,575.38 and 8,938.92

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Solution

The fourth proportional to 29,720.28, 44,575.38 and 8,938.92 is: 13,406.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.28 : 44,575.38 = 8,938.92 : x
  2. Step 2: Convert to fraction form
    29,720.28/44,575.38 = 8,938.92/x
  3. Step 3: Cross multiply
    29,720.28x = 44,575.38 × 8,938.92
  4. Step 4: Simplify right side
    29,720.28x = 398,455,755.79
  5. Step 5: Solve for x
    x = 398,455,755.79/29,720.28
  6. Step 6: Final answer
    x = 13,406.86

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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.