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Finding the Fourth Proportional to 52,062.59, 71,846.42 and 28,189.28

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Solution

The fourth proportional to 52,062.59, 71,846.42 and 28,189.28 is: 38,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,062.59 : 71,846.42 = 28,189.28 : x
  2. Step 2: Convert to fraction form
    52,062.59/71,846.42 = 28,189.28/x
  3. Step 3: Cross multiply
    52,062.59x = 71,846.42 × 28,189.28
  4. Step 4: Simplify right side
    52,062.59x = 2,025,298,889.05
  5. Step 5: Solve for x
    x = 2,025,298,889.05/52,062.59
  6. Step 6: Final answer
    x = 38,901.23

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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.