Home / 52,711.26-72,741.49-28,837.95

Finding the Fourth Proportional to 52,711.26, 72,741.49 and 28,837.95

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Solution

The fourth proportional to 52,711.26, 72,741.49 and 28,837.95 is: 39,796.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.26 : 72,741.49 = 28,837.95 : x
  2. Step 2: Convert to fraction form
    52,711.26/72,741.49 = 28,837.95/x
  3. Step 3: Cross multiply
    52,711.26x = 72,741.49 × 28,837.95
  4. Step 4: Simplify right side
    52,711.26x = 2,097,715,451.55
  5. Step 5: Solve for x
    x = 2,097,715,451.55/52,711.26
  6. Step 6: Final answer
    x = 39,796.34

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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.