Home / 25,279.32-34,887.40-13,951.06

Finding the Fourth Proportional to 25,279.32, 34,887.40 and 13,951.06

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Solution

The fourth proportional to 25,279.32, 34,887.40 and 13,951.06 is: 19,253.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.32 : 34,887.40 = 13,951.06 : x
  2. Step 2: Convert to fraction form
    25,279.32/34,887.40 = 13,951.06/x
  3. Step 3: Cross multiply
    25,279.32x = 34,887.40 × 13,951.06
  4. Step 4: Simplify right side
    25,279.32x = 486,716,210.64
  5. Step 5: Solve for x
    x = 486,716,210.64/25,279.32
  6. Step 6: Final answer
    x = 19,253.53

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Similar ratio
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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.