Home / 38,387.78-57,581.61-14,997.83

Finding the Fourth Proportional to 38,387.78, 57,581.61 and 14,997.83

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Solution

The fourth proportional to 38,387.78, 57,581.61 and 14,997.83 is: 22,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,387.78 : 57,581.61 = 14,997.83 : x
  2. Step 2: Convert to fraction form
    38,387.78/57,581.61 = 14,997.83/x
  3. Step 3: Cross multiply
    38,387.78x = 57,581.61 × 14,997.83
  4. Step 4: Simplify right side
    38,387.78x = 863,599,197.91
  5. Step 5: Solve for x
    x = 863,599,197.91/38,387.78
  6. Step 6: Final answer
    x = 22,496.72

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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.