Home / 38,529.90-57,781.08-16,344.81

Finding the Fourth Proportional to 38,529.90, 57,781.08 and 16,344.81

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Solution

The fourth proportional to 38,529.90, 57,781.08 and 16,344.81 is: 24,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,529.90 : 57,781.08 = 16,344.81 : x
  2. Step 2: Convert to fraction form
    38,529.90/57,781.08 = 16,344.81/x
  3. Step 3: Cross multiply
    38,529.90x = 57,781.08 × 16,344.81
  4. Step 4: Simplify right side
    38,529.90x = 944,420,774.19
  5. Step 5: Solve for x
    x = 944,420,774.19/38,529.90
  6. Step 6: Final answer
    x = 24,511.37

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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.