Home / 52,205.13-72,042.48-28,331.82

Finding the Fourth Proportional to 52,205.13, 72,042.48 and 28,331.82

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Solution

The fourth proportional to 52,205.13, 72,042.48 and 28,331.82 is: 39,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.13 : 72,042.48 = 28,331.82 : x
  2. Step 2: Convert to fraction form
    52,205.13/72,042.48 = 28,331.82/x
  3. Step 3: Cross multiply
    52,205.13x = 72,042.48 × 28,331.82
  4. Step 4: Simplify right side
    52,205.13x = 2,041,094,575.71
  5. Step 5: Solve for x
    x = 2,041,094,575.71/52,205.13
  6. Step 6: Final answer
    x = 39,097.59

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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.