Home / 52,269.38-72,132.61-28,396.07

Finding the Fourth Proportional to 52,269.38, 72,132.61 and 28,396.07

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Solution

The fourth proportional to 52,269.38, 72,132.61 and 28,396.07 is: 39,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.38 : 72,132.61 = 28,396.07 : x
  2. Step 2: Convert to fraction form
    52,269.38/72,132.61 = 28,396.07/x
  3. Step 3: Cross multiply
    52,269.38x = 72,132.61 × 28,396.07
  4. Step 4: Simplify right side
    52,269.38x = 2,048,282,654.73
  5. Step 5: Solve for x
    x = 2,048,282,654.73/52,269.38
  6. Step 6: Final answer
    x = 39,187.05

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1.5x scale

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.