Home / 25,458.35-38,175.17-8,819.33

Finding the Fourth Proportional to 25,458.35, 38,175.17 and 8,819.33

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Solution

The fourth proportional to 25,458.35, 38,175.17 and 8,819.33 is: 13,224.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,458.35 : 38,175.17 = 8,819.33 : x
  2. Step 2: Convert to fraction form
    25,458.35/38,175.17 = 8,819.33/x
  3. Step 3: Cross multiply
    25,458.35x = 38,175.17 × 8,819.33
  4. Step 4: Simplify right side
    25,458.35x = 336,679,187.06
  5. Step 5: Solve for x
    x = 336,679,187.06/25,458.35
  6. Step 6: Final answer
    x = 13,224.71

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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.