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Finding the Fourth Proportional to 52,060.95, 71,844.02 and 28,187.62

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Solution

The fourth proportional to 52,060.95, 71,844.02 and 28,187.62 is: 38,898.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,060.95 : 71,844.02 = 28,187.62 : x
  2. Step 2: Convert to fraction form
    52,060.95/71,844.02 = 28,187.62/x
  3. Step 3: Cross multiply
    52,060.95x = 71,844.02 × 28,187.62
  4. Step 4: Simplify right side
    52,060.95x = 2,025,111,720.19
  5. Step 5: Solve for x
    x = 2,025,111,720.19/52,060.95
  6. Step 6: Final answer
    x = 38,898.86

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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.