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Finding the Fourth Proportional to 34,577.60, 51,866.40 and 33,060.80

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Solution

The fourth proportional to 34,577.60, 51,866.40 and 33,060.80 is: 49,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,577.60 : 51,866.40 = 33,060.80 : x
  2. Step 2: Convert to fraction form
    34,577.60/51,866.40 = 33,060.80/x
  3. Step 3: Cross multiply
    34,577.60x = 51,866.40 × 33,060.80
  4. Step 4: Simplify right side
    34,577.60x = 1,714,744,677.12
  5. Step 5: Solve for x
    x = 1,714,744,677.12/34,577.60
  6. Step 6: Final answer
    x = 49,591.20

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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.