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Finding the Fourth Proportional to 26,967.30, 40,469.17 and 9,437.28

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Solution

The fourth proportional to 26,967.30, 40,469.17 and 9,437.28 is: 14,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,967.30 : 40,469.17 = 9,437.28 : x
  2. Step 2: Convert to fraction form
    26,967.30/40,469.17 = 9,437.28/x
  3. Step 3: Cross multiply
    26,967.30x = 40,469.17 × 9,437.28
  4. Step 4: Simplify right side
    26,967.30x = 381,918,639.13
  5. Step 5: Solve for x
    x = 381,918,639.13/26,967.30
  6. Step 6: Final answer
    x = 14,162.29

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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.