Home / 38,732.76-58,099.14-12,455.96

Finding the Fourth Proportional to 38,732.76, 58,099.14 and 12,455.96

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Solution

The fourth proportional to 38,732.76, 58,099.14 and 12,455.96 is: 18,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,732.76 : 58,099.14 = 12,455.96 : x
  2. Step 2: Convert to fraction form
    38,732.76/58,099.14 = 12,455.96/x
  3. Step 3: Cross multiply
    38,732.76x = 58,099.14 × 12,455.96
  4. Step 4: Simplify right side
    38,732.76x = 723,680,273.38
  5. Step 5: Solve for x
    x = 723,680,273.38/38,732.76
  6. Step 6: Final answer
    x = 18,683.93

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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.