Home / 52,488.68-78,717.90-17,418.92

Finding the Fourth Proportional to 52,488.68, 78,717.90 and 17,418.92

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Solution

The fourth proportional to 52,488.68, 78,717.90 and 17,418.92 is: 26,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488.68 : 78,717.90 = 17,418.92 : x
  2. Step 2: Convert to fraction form
    52,488.68/78,717.90 = 17,418.92/x
  3. Step 3: Cross multiply
    52,488.68x = 78,717.90 × 17,418.92
  4. Step 4: Simplify right side
    52,488.68x = 1,371,180,802.67
  5. Step 5: Solve for x
    x = 1,371,180,802.67/52,488.68
  6. Step 6: Final answer
    x = 26,123.36

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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.