Home / 25,279.52-34,885.19-13,948.58

Finding the Fourth Proportional to 25,279.52, 34,885.19 and 13,948.58

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Solution

The fourth proportional to 25,279.52, 34,885.19 and 13,948.58 is: 19,248.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.52 : 34,885.19 = 13,948.58 : x
  2. Step 2: Convert to fraction form
    25,279.52/34,885.19 = 13,948.58/x
  3. Step 3: Cross multiply
    25,279.52x = 34,885.19 × 13,948.58
  4. Step 4: Simplify right side
    25,279.52x = 486,598,619.36
  5. Step 5: Solve for x
    x = 486,598,619.36/25,279.52
  6. Step 6: Final answer
    x = 19,248.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.