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Finding the Fourth Proportional to 26,980.52, 40,476.24 and 9,462.68

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Solution

The fourth proportional to 26,980.52, 40,476.24 and 9,462.68 is: 14,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.52 : 40,476.24 = 9,462.68 : x
  2. Step 2: Convert to fraction form
    26,980.52/40,476.24 = 9,462.68/x
  3. Step 3: Cross multiply
    26,980.52x = 40,476.24 × 9,462.68
  4. Step 4: Simplify right side
    26,980.52x = 383,013,706.72
  5. Step 5: Solve for x
    x = 383,013,706.72/26,980.52
  6. Step 6: Final answer
    x = 14,195.93

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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.