Home / 17,949.60-26,881.56-14,227.20

Finding the Fourth Proportional to 17,949.60, 26,881.56 and 14,227.20

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Solution

The fourth proportional to 17,949.60, 26,881.56 and 14,227.20 is: 21,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.60 : 26,881.56 = 14,227.20 : x
  2. Step 2: Convert to fraction form
    17,949.60/26,881.56 = 14,227.20/x
  3. Step 3: Cross multiply
    17,949.60x = 26,881.56 × 14,227.20
  4. Step 4: Simplify right side
    17,949.60x = 382,449,330.43
  5. Step 5: Solve for x
    x = 382,449,330.43/17,949.60
  6. Step 6: Final answer
    x = 21,306.84

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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.