Home / 52,242.32-72,094.92-28,369.20

Finding the Fourth Proportional to 52,242.32, 72,094.92 and 28,369.20

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Solution

The fourth proportional to 52,242.32, 72,094.92 and 28,369.20 is: 39,149.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,242.32 : 72,094.92 = 28,369.20 : x
  2. Step 2: Convert to fraction form
    52,242.32/72,094.92 = 28,369.20/x
  3. Step 3: Cross multiply
    52,242.32x = 72,094.92 × 28,369.20
  4. Step 4: Simplify right side
    52,242.32x = 2,045,275,204.46
  5. Step 5: Solve for x
    x = 2,045,275,204.46/52,242.32
  6. Step 6: Final answer
    x = 39,149.78

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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.