Home / 18,217.28-27,337.24-16,464.40

Finding the Fourth Proportional to 18,217.28, 27,337.24 and 16,464.40

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Solution

The fourth proportional to 18,217.28, 27,337.24 and 16,464.40 is: 24,706.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,217.28 : 27,337.24 = 16,464.40 : x
  2. Step 2: Convert to fraction form
    18,217.28/27,337.24 = 16,464.40/x
  3. Step 3: Cross multiply
    18,217.28x = 27,337.24 × 16,464.40
  4. Step 4: Simplify right side
    18,217.28x = 450,091,254.26
  5. Step 5: Solve for x
    x = 450,091,254.26/18,217.28
  6. Step 6: Final answer
    x = 24,706.83

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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.