Home / 40,183.90-60,275.86-13,527.66

Finding the Fourth Proportional to 40,183.90, 60,275.86 and 13,527.66

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Solution

The fourth proportional to 40,183.90, 60,275.86 and 13,527.66 is: 20,291.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.90 : 60,275.86 = 13,527.66 : x
  2. Step 2: Convert to fraction form
    40,183.90/60,275.86 = 13,527.66/x
  3. Step 3: Cross multiply
    40,183.90x = 60,275.86 × 13,527.66
  4. Step 4: Simplify right side
    40,183.90x = 815,391,455.75
  5. Step 5: Solve for x
    x = 815,391,455.75/40,183.90
  6. Step 6: Final answer
    x = 20,291.49

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Similar ratio
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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.