Home / 40,337.29-60,515.28-13,681.86

Finding the Fourth Proportional to 40,337.29, 60,515.28 and 13,681.86

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Solution

The fourth proportional to 40,337.29, 60,515.28 and 13,681.86 is: 20,525.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,337.29 : 60,515.28 = 13,681.86 : x
  2. Step 2: Convert to fraction form
    40,337.29/60,515.28 = 13,681.86/x
  3. Step 3: Cross multiply
    40,337.29x = 60,515.28 × 13,681.86
  4. Step 4: Simplify right side
    40,337.29x = 827,961,663.81
  5. Step 5: Solve for x
    x = 827,961,663.81/40,337.29
  6. Step 6: Final answer
    x = 20,525.96

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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.