Home / 40,585.05-60,881.22-18,408.87

Finding the Fourth Proportional to 40,585.05, 60,881.22 and 18,408.87

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Solution

The fourth proportional to 40,585.05, 60,881.22 and 18,408.87 is: 27,614.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.05 : 60,881.22 = 18,408.87 : x
  2. Step 2: Convert to fraction form
    40,585.05/60,881.22 = 18,408.87/x
  3. Step 3: Cross multiply
    40,585.05x = 60,881.22 × 18,408.87
  4. Step 4: Simplify right side
    40,585.05x = 1,120,754,464.42
  5. Step 5: Solve for x
    x = 1,120,754,464.42/40,585.05
  6. Step 6: Final answer
    x = 27,614.96

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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.