Home / 52,035.20-71,808.58-28,161.88

Finding the Fourth Proportional to 52,035.20, 71,808.58 and 28,161.88

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Solution

The fourth proportional to 52,035.20, 71,808.58 and 28,161.88 is: 38,863.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,035.20 : 71,808.58 = 28,161.88 : x
  2. Step 2: Convert to fraction form
    52,035.20/71,808.58 = 28,161.88/x
  3. Step 3: Cross multiply
    52,035.20x = 71,808.58 × 28,161.88
  4. Step 4: Simplify right side
    52,035.20x = 2,022,264,468.61
  5. Step 5: Solve for x
    x = 2,022,264,468.61/52,035.20
  6. Step 6: Final answer
    x = 38,863.39

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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.