Home / 38,909.72-58,371.42-16,113.32

Finding the Fourth Proportional to 38,909.72, 58,371.42 and 16,113.32

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Solution

The fourth proportional to 38,909.72, 58,371.42 and 16,113.32 is: 24,172.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,909.72 : 58,371.42 = 16,113.32 : x
  2. Step 2: Convert to fraction form
    38,909.72/58,371.42 = 16,113.32/x
  3. Step 3: Cross multiply
    38,909.72x = 58,371.42 × 16,113.32
  4. Step 4: Simplify right side
    38,909.72x = 940,557,369.31
  5. Step 5: Solve for x
    x = 940,557,369.31/38,909.72
  6. Step 6: Final answer
    x = 24,172.81

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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.