Home / 45,129.60-67,675.77-17,044.88

Finding the Fourth Proportional to 45,129.60, 67,675.77 and 17,044.88

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Solution

The fourth proportional to 45,129.60, 67,675.77 and 17,044.88 is: 25,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,129.60 : 67,675.77 = 17,044.88 : x
  2. Step 2: Convert to fraction form
    45,129.60/67,675.77 = 17,044.88/x
  3. Step 3: Cross multiply
    45,129.60x = 67,675.77 × 17,044.88
  4. Step 4: Simplify right side
    45,129.60x = 1,153,525,040.18
  5. Step 5: Solve for x
    x = 1,153,525,040.18/45,129.60
  6. Step 6: Final answer
    x = 25,560.28

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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.