Home / 37,591.28-56,387.84-12,631.69

Finding the Fourth Proportional to 37,591.28, 56,387.84 and 12,631.69

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Solution

The fourth proportional to 37,591.28, 56,387.84 and 12,631.69 is: 18,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,591.28 : 56,387.84 = 12,631.69 : x
  2. Step 2: Convert to fraction form
    37,591.28/56,387.84 = 12,631.69/x
  3. Step 3: Cross multiply
    37,591.28x = 56,387.84 × 12,631.69
  4. Step 4: Simplify right side
    37,591.28x = 712,273,839.83
  5. Step 5: Solve for x
    x = 712,273,839.83/37,591.28
  6. Step 6: Final answer
    x = 18,947.85

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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.