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Finding the Fourth Proportional to 44,548.80, 66,802.28 and 25,834.16

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Solution

The fourth proportional to 44,548.80, 66,802.28 and 25,834.16 is: 38,739.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,548.80 : 66,802.28 = 25,834.16 : x
  2. Step 2: Convert to fraction form
    44,548.80/66,802.28 = 25,834.16/x
  3. Step 3: Cross multiply
    44,548.80x = 66,802.28 × 25,834.16
  4. Step 4: Simplify right side
    44,548.80x = 1,725,780,326.70
  5. Step 5: Solve for x
    x = 1,725,780,326.70/44,548.80
  6. Step 6: Final answer
    x = 38,739.10

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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.