Home / 37,841.28-56,761.92-12,881.55

Finding the Fourth Proportional to 37,841.28, 56,761.92 and 12,881.55

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Solution

The fourth proportional to 37,841.28, 56,761.92 and 12,881.55 is: 19,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,841.28 : 56,761.92 = 12,881.55 : x
  2. Step 2: Convert to fraction form
    37,841.28/56,761.92 = 12,881.55/x
  3. Step 3: Cross multiply
    37,841.28x = 56,761.92 × 12,881.55
  4. Step 4: Simplify right side
    37,841.28x = 731,181,510.58
  5. Step 5: Solve for x
    x = 731,181,510.58/37,841.28
  6. Step 6: Final answer
    x = 19,322.33

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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.