Home / 25,519.50-38,279.25-9,948.06

Finding the Fourth Proportional to 25,519.50, 38,279.25 and 9,948.06

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Solution

The fourth proportional to 25,519.50, 38,279.25 and 9,948.06 is: 14,922.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,519.50 : 38,279.25 = 9,948.06 : x
  2. Step 2: Convert to fraction form
    25,519.50/38,279.25 = 9,948.06/x
  3. Step 3: Cross multiply
    25,519.50x = 38,279.25 × 9,948.06
  4. Step 4: Simplify right side
    25,519.50x = 380,804,275.76
  5. Step 5: Solve for x
    x = 380,804,275.76/25,519.50
  6. Step 6: Final answer
    x = 14,922.09

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Double scale
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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.