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Finding the Fourth Proportional to 32,373.76, 44,675.40 and 18,229

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Solution

The fourth proportional to 32,373.76, 44,675.40 and 18,229 is: 25,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,373.76 : 44,675.40 = 18,229 : x
  2. Step 2: Convert to fraction form
    32,373.76/44,675.40 = 18,229/x
  3. Step 3: Cross multiply
    32,373.76x = 44,675.40 × 18,229
  4. Step 4: Simplify right side
    32,373.76x = 814,387,866.60
  5. Step 5: Solve for x
    x = 814,387,866.60/32,373.76
  6. Step 6: Final answer
    x = 25,155.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.