Home / 56,495.20-84,726.60-17,042.80

Finding the Fourth Proportional to 56,495.20, 84,726.60 and 17,042.80

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Solution

The fourth proportional to 56,495.20, 84,726.60 and 17,042.80 is: 25,559.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.20 : 84,726.60 = 17,042.80 : x
  2. Step 2: Convert to fraction form
    56,495.20/84,726.60 = 17,042.80/x
  3. Step 3: Cross multiply
    56,495.20x = 84,726.60 × 17,042.80
  4. Step 4: Simplify right side
    56,495.20x = 1,443,978,498.48
  5. Step 5: Solve for x
    x = 1,443,978,498.48/56,495.20
  6. Step 6: Final answer
    x = 25,559.31

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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.