Home / 36,275.52-54,428.88-18,757.64

Finding the Fourth Proportional to 36,275.52, 54,428.88 and 18,757.64

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Solution

The fourth proportional to 36,275.52, 54,428.88 and 18,757.64 is: 28,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,275.52 : 54,428.88 = 18,757.64 : x
  2. Step 2: Convert to fraction form
    36,275.52/54,428.88 = 18,757.64/x
  3. Step 3: Cross multiply
    36,275.52x = 54,428.88 × 18,757.64
  4. Step 4: Simplify right side
    36,275.52x = 1,020,957,336.64
  5. Step 5: Solve for x
    x = 1,020,957,336.64/36,275.52
  6. Step 6: Final answer
    x = 28,144.53

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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.