Home / 15,223.57-22,821.52-5,857.61

Finding the Fourth Proportional to 15,223.57, 22,821.52 and 5,857.61

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Solution

The fourth proportional to 15,223.57, 22,821.52 and 5,857.61 is: 8,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,223.57 : 22,821.52 = 5,857.61 : x
  2. Step 2: Convert to fraction form
    15,223.57/22,821.52 = 5,857.61/x
  3. Step 3: Cross multiply
    15,223.57x = 22,821.52 × 5,857.61
  4. Step 4: Simplify right side
    15,223.57x = 133,679,646.04
  5. Step 5: Solve for x
    x = 133,679,646.04/15,223.57
  6. Step 6: Final answer
    x = 8,781.10

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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.