Home / 37,713.20-56,577.08-12,757.30

Finding the Fourth Proportional to 37,713.20, 56,577.08 and 12,757.30

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Solution

The fourth proportional to 37,713.20, 56,577.08 and 12,757.30 is: 19,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,713.20 : 56,577.08 = 12,757.30 : x
  2. Step 2: Convert to fraction form
    37,713.20/56,577.08 = 12,757.30/x
  3. Step 3: Cross multiply
    37,713.20x = 56,577.08 × 12,757.30
  4. Step 4: Simplify right side
    37,713.20x = 721,770,673.13
  5. Step 5: Solve for x
    x = 721,770,673.13/37,713.20
  6. Step 6: Final answer
    x = 19,138.41

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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.