Home / 15,240.10-22,855.49-5,377.07

Finding the Fourth Proportional to 15,240.10, 22,855.49 and 5,377.07

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Solution

The fourth proportional to 15,240.10, 22,855.49 and 5,377.07 is: 8,063.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,240.10 : 22,855.49 = 5,377.07 : x
  2. Step 2: Convert to fraction form
    15,240.10/22,855.49 = 5,377.07/x
  3. Step 3: Cross multiply
    15,240.10x = 22,855.49 × 5,377.07
  4. Step 4: Simplify right side
    15,240.10x = 122,895,569.61
  5. Step 5: Solve for x
    x = 122,895,569.61/15,240.10
  6. Step 6: Final answer
    x = 8,063.96

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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.