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Finding the Fourth Proportional to 32,456.76, 44,781.84 and 19,020.84

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Solution

The fourth proportional to 32,456.76, 44,781.84 and 19,020.84 is: 26,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,456.76 : 44,781.84 = 19,020.84 : x
  2. Step 2: Convert to fraction form
    32,456.76/44,781.84 = 19,020.84/x
  3. Step 3: Cross multiply
    32,456.76x = 44,781.84 × 19,020.84
  4. Step 4: Simplify right side
    32,456.76x = 851,788,213.55
  5. Step 5: Solve for x
    x = 851,788,213.55/32,456.76
  6. Step 6: Final answer
    x = 26,243.78

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1.5x scale

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.