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Finding the Fourth Proportional to 32,812.40, 49,218.60 and 26,251.40

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Solution

The fourth proportional to 32,812.40, 49,218.60 and 26,251.40 is: 39,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.40 : 49,218.60 = 26,251.40 : x
  2. Step 2: Convert to fraction form
    32,812.40/49,218.60 = 26,251.40/x
  3. Step 3: Cross multiply
    32,812.40x = 49,218.60 × 26,251.40
  4. Step 4: Simplify right side
    32,812.40x = 1,292,057,156.04
  5. Step 5: Solve for x
    x = 1,292,057,156.04/32,812.40
  6. Step 6: Final answer
    x = 39,377.10

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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.