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Finding the Fourth Proportional to 17,932.30, 26,886.30 and 9,500.20

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Solution

The fourth proportional to 17,932.30, 26,886.30 and 9,500.20 is: 14,243.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,932.30 : 26,886.30 = 9,500.20 : x
  2. Step 2: Convert to fraction form
    17,932.30/26,886.30 = 9,500.20/x
  3. Step 3: Cross multiply
    17,932.30x = 26,886.30 × 9,500.20
  4. Step 4: Simplify right side
    17,932.30x = 255,425,227.26
  5. Step 5: Solve for x
    x = 255,425,227.26/17,932.30
  6. Step 6: Final answer
    x = 14,243.86

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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.