Home / 25,279.13-34,885.19-14,101.13

Finding the Fourth Proportional to 25,279.13, 34,885.19 and 14,101.13

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Solution

The fourth proportional to 25,279.13, 34,885.19 and 14,101.13 is: 19,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.13 : 34,885.19 = 14,101.13 : x
  2. Step 2: Convert to fraction form
    25,279.13/34,885.19 = 14,101.13/x
  3. Step 3: Cross multiply
    25,279.13x = 34,885.19 × 14,101.13
  4. Step 4: Simplify right side
    25,279.13x = 491,920,460.09
  5. Step 5: Solve for x
    x = 491,920,460.09/25,279.13
  6. Step 6: Final answer
    x = 19,459.55

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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.