Home / 40,326.18-60,449.85-18,145.14

Finding the Fourth Proportional to 40,326.18, 60,449.85 and 18,145.14

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Solution

The fourth proportional to 40,326.18, 60,449.85 and 18,145.14 is: 27,199.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,326.18 : 60,449.85 = 18,145.14 : x
  2. Step 2: Convert to fraction form
    40,326.18/60,449.85 = 18,145.14/x
  3. Step 3: Cross multiply
    40,326.18x = 60,449.85 × 18,145.14
  4. Step 4: Simplify right side
    40,326.18x = 1,096,870,991.23
  5. Step 5: Solve for x
    x = 1,096,870,991.23/40,326.18
  6. Step 6: Final answer
    x = 27,199.97

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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.