Home / 25,513.62-38,287.85-8,873.49

Finding the Fourth Proportional to 25,513.62, 38,287.85 and 8,873.49

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Solution

The fourth proportional to 25,513.62, 38,287.85 and 8,873.49 is: 13,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,513.62 : 38,287.85 = 8,873.49 : x
  2. Step 2: Convert to fraction form
    25,513.62/38,287.85 = 8,873.49/x
  3. Step 3: Cross multiply
    25,513.62x = 38,287.85 × 8,873.49
  4. Step 4: Simplify right side
    25,513.62x = 339,746,859.64
  5. Step 5: Solve for x
    x = 339,746,859.64/25,513.62
  6. Step 6: Final answer
    x = 13,316.29

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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.