Home / 52,049.12-71,827.29-28,175.18

Finding the Fourth Proportional to 52,049.12, 71,827.29 and 28,175.18

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Solution

The fourth proportional to 52,049.12, 71,827.29 and 28,175.18 is: 38,881.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,049.12 : 71,827.29 = 28,175.18 : x
  2. Step 2: Convert to fraction form
    52,049.12/71,827.29 = 28,175.18/x
  3. Step 3: Cross multiply
    52,049.12x = 71,827.29 × 28,175.18
  4. Step 4: Simplify right side
    52,049.12x = 2,023,746,465.53
  5. Step 5: Solve for x
    x = 2,023,746,465.53/52,049.12
  6. Step 6: Final answer
    x = 38,881.48

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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.