Home / 52,042.18-71,818.08-28,168.66

Finding the Fourth Proportional to 52,042.18, 71,818.08 and 28,168.66

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Solution

The fourth proportional to 52,042.18, 71,818.08 and 28,168.66 is: 38,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,042.18 : 71,818.08 = 28,168.66 : x
  2. Step 2: Convert to fraction form
    52,042.18/71,818.08 = 28,168.66/x
  3. Step 3: Cross multiply
    52,042.18x = 71,818.08 × 28,168.66
  4. Step 4: Simplify right side
    52,042.18x = 2,023,019,077.37
  5. Step 5: Solve for x
    x = 2,023,019,077.37/52,042.18
  6. Step 6: Final answer
    x = 38,872.68

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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.