Home / 52,198.61-72,034.28-28,325.28

Finding the Fourth Proportional to 52,198.61, 72,034.28 and 28,325.28

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Solution

The fourth proportional to 52,198.61, 72,034.28 and 28,325.28 is: 39,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,198.61 : 72,034.28 = 28,325.28 : x
  2. Step 2: Convert to fraction form
    52,198.61/72,034.28 = 28,325.28/x
  3. Step 3: Cross multiply
    52,198.61x = 72,034.28 × 28,325.28
  4. Step 4: Simplify right side
    52,198.61x = 2,040,391,008.97
  5. Step 5: Solve for x
    x = 2,040,391,008.97/52,198.61
  6. Step 6: Final answer
    x = 39,088.99

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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.