Home / 53,520.27-80,257.14-28,554.75

Finding the Fourth Proportional to 53,520.27, 80,257.14 and 28,554.75

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Solution

The fourth proportional to 53,520.27, 80,257.14 and 28,554.75 is: 42,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,520.27 : 80,257.14 = 28,554.75 : x
  2. Step 2: Convert to fraction form
    53,520.27/80,257.14 = 28,554.75/x
  3. Step 3: Cross multiply
    53,520.27x = 80,257.14 × 28,554.75
  4. Step 4: Simplify right side
    53,520.27x = 2,291,722,568.42
  5. Step 5: Solve for x
    x = 2,291,722,568.42/53,520.27
  6. Step 6: Final answer
    x = 42,819.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.