Home / 52,063.09-71,847.11-28,189.78

Finding the Fourth Proportional to 52,063.09, 71,847.11 and 28,189.78

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Solution

The fourth proportional to 52,063.09, 71,847.11 and 28,189.78 is: 38,901.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,063.09 : 71,847.11 = 28,189.78 : x
  2. Step 2: Convert to fraction form
    52,063.09/71,847.11 = 28,189.78/x
  3. Step 3: Cross multiply
    52,063.09x = 71,847.11 × 28,189.78
  4. Step 4: Simplify right side
    52,063.09x = 2,025,354,224.54
  5. Step 5: Solve for x
    x = 2,025,354,224.54/52,063.09
  6. Step 6: Final answer
    x = 38,901.92

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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.