Home / 40,143.59-60,182.49-15,169.43

Finding the Fourth Proportional to 40,143.59, 60,182.49 and 15,169.43

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Solution

The fourth proportional to 40,143.59, 60,182.49 and 15,169.43 is: 22,741.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143.59 : 60,182.49 = 15,169.43 : x
  2. Step 2: Convert to fraction form
    40,143.59/60,182.49 = 15,169.43/x
  3. Step 3: Cross multiply
    40,143.59x = 60,182.49 × 15,169.43
  4. Step 4: Simplify right side
    40,143.59x = 912,934,069.28
  5. Step 5: Solve for x
    x = 912,934,069.28/40,143.59
  6. Step 6: Final answer
    x = 22,741.71

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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.