Home / 52,778.62-79,176.13-17,726.48

Finding the Fourth Proportional to 52,778.62, 79,176.13 and 17,726.48

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Solution

The fourth proportional to 52,778.62, 79,176.13 and 17,726.48 is: 26,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,778.62 : 79,176.13 = 17,726.48 : x
  2. Step 2: Convert to fraction form
    52,778.62/79,176.13 = 17,726.48/x
  3. Step 3: Cross multiply
    52,778.62x = 79,176.13 × 17,726.48
  4. Step 4: Simplify right side
    52,778.62x = 1,403,514,129.24
  5. Step 5: Solve for x
    x = 1,403,514,129.24/52,778.62
  6. Step 6: Final answer
    x = 26,592.47

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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.