Home / 56,731.59-85,096.17-15,178.59

Finding the Fourth Proportional to 56,731.59, 85,096.17 and 15,178.59

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Solution

The fourth proportional to 56,731.59, 85,096.17 and 15,178.59 is: 22,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,731.59 : 85,096.17 = 15,178.59 : x
  2. Step 2: Convert to fraction form
    56,731.59/85,096.17 = 15,178.59/x
  3. Step 3: Cross multiply
    56,731.59x = 85,096.17 × 15,178.59
  4. Step 4: Simplify right side
    56,731.59x = 1,291,639,875.00
  5. Step 5: Solve for x
    x = 1,291,639,875.00/56,731.59
  6. Step 6: Final answer
    x = 22,767.56

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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.