Home / 25,456.38-38,196.72-12,301.44

Finding the Fourth Proportional to 25,456.38, 38,196.72 and 12,301.44

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Solution

The fourth proportional to 25,456.38, 38,196.72 and 12,301.44 is: 18,458.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,456.38 : 38,196.72 = 12,301.44 : x
  2. Step 2: Convert to fraction form
    25,456.38/38,196.72 = 12,301.44/x
  3. Step 3: Cross multiply
    25,456.38x = 38,196.72 × 12,301.44
  4. Step 4: Simplify right side
    25,456.38x = 469,874,659.28
  5. Step 5: Solve for x
    x = 469,874,659.28/25,456.38
  6. Step 6: Final answer
    x = 18,458.03

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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.