Home / 15,972.54-22,049.97-10,007.49

Finding the Fourth Proportional to 15,972.54, 22,049.97 and 10,007.49

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Solution

The fourth proportional to 15,972.54, 22,049.97 and 10,007.49 is: 13,815.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.54 : 22,049.97 = 10,007.49 : x
  2. Step 2: Convert to fraction form
    15,972.54/22,049.97 = 10,007.49/x
  3. Step 3: Cross multiply
    15,972.54x = 22,049.97 × 10,007.49
  4. Step 4: Simplify right side
    15,972.54x = 220,664,854.28
  5. Step 5: Solve for x
    x = 220,664,854.28/15,972.54
  6. Step 6: Final answer
    x = 13,815.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.