Home / 52,286.85-72,154.80-28,414.13

Finding the Fourth Proportional to 52,286.85, 72,154.80 and 28,414.13

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Solution

The fourth proportional to 52,286.85, 72,154.80 and 28,414.13 is: 39,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,286.85 : 72,154.80 = 28,414.13 : x
  2. Step 2: Convert to fraction form
    52,286.85/72,154.80 = 28,414.13/x
  3. Step 3: Cross multiply
    52,286.85x = 72,154.80 × 28,414.13
  4. Step 4: Simplify right side
    52,286.85x = 2,050,215,506.55
  5. Step 5: Solve for x
    x = 2,050,215,506.55/52,286.85
  6. Step 6: Final answer
    x = 39,210.92

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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.