Home / 52,118.46-71,923.17-28,245.12

Finding the Fourth Proportional to 52,118.46, 71,923.17 and 28,245.12

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Solution

The fourth proportional to 52,118.46, 71,923.17 and 28,245.12 is: 38,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118.46 : 71,923.17 = 28,245.12 : x
  2. Step 2: Convert to fraction form
    52,118.46/71,923.17 = 28,245.12/x
  3. Step 3: Cross multiply
    52,118.46x = 71,923.17 × 28,245.12
  4. Step 4: Simplify right side
    52,118.46x = 2,031,478,567.43
  5. Step 5: Solve for x
    x = 2,031,478,567.43/52,118.46
  6. Step 6: Final answer
    x = 38,978.10

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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.