Home / 25,279.70-34,892.93-14,672.75

Finding the Fourth Proportional to 25,279.70, 34,892.93 and 14,672.75

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Solution

The fourth proportional to 25,279.70, 34,892.93 and 14,672.75 is: 20,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.70 : 34,892.93 = 14,672.75 : x
  2. Step 2: Convert to fraction form
    25,279.70/34,892.93 = 14,672.75/x
  3. Step 3: Cross multiply
    25,279.70x = 34,892.93 × 14,672.75
  4. Step 4: Simplify right side
    25,279.70x = 511,975,238.66
  5. Step 5: Solve for x
    x = 511,975,238.66/25,279.70
  6. Step 6: Final answer
    x = 20,252.43

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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.