Home / 15,700.61-23,550.96-3,854.43

Finding the Fourth Proportional to 15,700.61, 23,550.96 and 3,854.43

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Solution

The fourth proportional to 15,700.61, 23,550.96 and 3,854.43 is: 5,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,700.61 : 23,550.96 = 3,854.43 : x
  2. Step 2: Convert to fraction form
    15,700.61/23,550.96 = 3,854.43/x
  3. Step 3: Cross multiply
    15,700.61x = 23,550.96 × 3,854.43
  4. Step 4: Simplify right side
    15,700.61x = 90,775,526.75
  5. Step 5: Solve for x
    x = 90,775,526.75/15,700.61
  6. Step 6: Final answer
    x = 5,781.66

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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.