Home / 52,371.75-78,569.92-17,311.41

Finding the Fourth Proportional to 52,371.75, 78,569.92 and 17,311.41

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Solution

The fourth proportional to 52,371.75, 78,569.92 and 17,311.41 is: 25,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,371.75 : 78,569.92 = 17,311.41 : x
  2. Step 2: Convert to fraction form
    52,371.75/78,569.92 = 17,311.41/x
  3. Step 3: Cross multiply
    52,371.75x = 78,569.92 × 17,311.41
  4. Step 4: Simplify right side
    52,371.75x = 1,360,156,098.79
  5. Step 5: Solve for x
    x = 1,360,156,098.79/52,371.75
  6. Step 6: Final answer
    x = 25,971.18

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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.