Home / 18,251.04-27,385.08-17,956.20

Finding the Fourth Proportional to 18,251.04, 27,385.08 and 17,956.20

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Solution

The fourth proportional to 18,251.04, 27,385.08 and 17,956.20 is: 26,942.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251.04 : 27,385.08 = 17,956.20 : x
  2. Step 2: Convert to fraction form
    18,251.04/27,385.08 = 17,956.20/x
  3. Step 3: Cross multiply
    18,251.04x = 27,385.08 × 17,956.20
  4. Step 4: Simplify right side
    18,251.04x = 491,731,973.50
  5. Step 5: Solve for x
    x = 491,731,973.50/18,251.04
  6. Step 6: Final answer
    x = 26,942.68

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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.