Home / 52,764.47-72,814.95-28,891.14

Finding the Fourth Proportional to 52,764.47, 72,814.95 and 28,891.14

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Solution

The fourth proportional to 52,764.47, 72,814.95 and 28,891.14 is: 39,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,764.47 : 72,814.95 = 28,891.14 : x
  2. Step 2: Convert to fraction form
    52,764.47/72,814.95 = 28,891.14/x
  3. Step 3: Cross multiply
    52,764.47x = 72,814.95 × 28,891.14
  4. Step 4: Simplify right side
    52,764.47x = 2,103,706,914.54
  5. Step 5: Solve for x
    x = 2,103,706,914.54/52,764.47
  6. Step 6: Final answer
    x = 39,869.76

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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.