Home / 39,052.53-58,565.43-12,750.75

Finding the Fourth Proportional to 39,052.53, 58,565.43 and 12,750.75

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Solution

The fourth proportional to 39,052.53, 58,565.43 and 12,750.75 is: 19,121.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,052.53 : 58,565.43 = 12,750.75 : x
  2. Step 2: Convert to fraction form
    39,052.53/58,565.43 = 12,750.75/x
  3. Step 3: Cross multiply
    39,052.53x = 58,565.43 × 12,750.75
  4. Step 4: Simplify right side
    39,052.53x = 746,753,156.57
  5. Step 5: Solve for x
    x = 746,753,156.57/39,052.53
  6. Step 6: Final answer
    x = 19,121.76

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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.