Home / 52,645.35-78,972.17-17,585.13

Finding the Fourth Proportional to 52,645.35, 78,972.17 and 17,585.13

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Solution

The fourth proportional to 52,645.35, 78,972.17 and 17,585.13 is: 26,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,645.35 : 78,972.17 = 17,585.13 : x
  2. Step 2: Convert to fraction form
    52,645.35/78,972.17 = 17,585.13/x
  3. Step 3: Cross multiply
    52,645.35x = 78,972.17 × 17,585.13
  4. Step 4: Simplify right side
    52,645.35x = 1,388,735,787.91
  5. Step 5: Solve for x
    x = 1,388,735,787.91/52,645.35
  6. Step 6: Final answer
    x = 26,379.08

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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.