Home / 36,417.43-54,631.52-18,658.14

Finding the Fourth Proportional to 36,417.43, 54,631.52 and 18,658.14

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Solution

The fourth proportional to 36,417.43, 54,631.52 and 18,658.14 is: 27,989.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,417.43 : 54,631.52 = 18,658.14 : x
  2. Step 2: Convert to fraction form
    36,417.43/54,631.52 = 18,658.14/x
  3. Step 3: Cross multiply
    36,417.43x = 54,631.52 × 18,658.14
  4. Step 4: Simplify right side
    36,417.43x = 1,019,322,548.57
  5. Step 5: Solve for x
    x = 1,019,322,548.57/36,417.43
  6. Step 6: Final answer
    x = 27,989.96

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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.