Home / 52,042.04-71,818.22-28,168.72

Finding the Fourth Proportional to 52,042.04, 71,818.22 and 28,168.72

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Solution

The fourth proportional to 52,042.04, 71,818.22 and 28,168.72 is: 38,872.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,042.04 : 71,818.22 = 28,168.72 : x
  2. Step 2: Convert to fraction form
    52,042.04/71,818.22 = 28,168.72/x
  3. Step 3: Cross multiply
    52,042.04x = 71,818.22 × 28,168.72
  4. Step 4: Simplify right side
    52,042.04x = 2,023,027,330.08
  5. Step 5: Solve for x
    x = 2,023,027,330.08/52,042.04
  6. Step 6: Final answer
    x = 38,872.94

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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.