Home / 52,236.87-72,084.90-28,363.02

Finding the Fourth Proportional to 52,236.87, 72,084.90 and 28,363.02

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Solution

The fourth proportional to 52,236.87, 72,084.90 and 28,363.02 is: 39,139.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.87 : 72,084.90 = 28,363.02 : x
  2. Step 2: Convert to fraction form
    52,236.87/72,084.90 = 28,363.02/x
  3. Step 3: Cross multiply
    52,236.87x = 72,084.90 × 28,363.02
  4. Step 4: Simplify right side
    52,236.87x = 2,044,545,460.40
  5. Step 5: Solve for x
    x = 2,044,545,460.40/52,236.87
  6. Step 6: Final answer
    x = 39,139.89

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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.