Home / 25,329.62-38,005.57-13,480.61

Finding the Fourth Proportional to 25,329.62, 38,005.57 and 13,480.61

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Solution

The fourth proportional to 25,329.62, 38,005.57 and 13,480.61 is: 20,226.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,329.62 : 38,005.57 = 13,480.61 : x
  2. Step 2: Convert to fraction form
    25,329.62/38,005.57 = 13,480.61/x
  3. Step 3: Cross multiply
    25,329.62x = 38,005.57 × 13,480.61
  4. Step 4: Simplify right side
    25,329.62x = 512,338,076.97
  5. Step 5: Solve for x
    x = 512,338,076.97/25,329.62
  6. Step 6: Final answer
    x = 20,226.84

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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.