Home / 28,982.62-40,002.24-17,655.85

Finding the Fourth Proportional to 28,982.62, 40,002.24 and 17,655.85

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Solution

The fourth proportional to 28,982.62, 40,002.24 and 17,655.85 is: 24,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.62 : 40,002.24 = 17,655.85 : x
  2. Step 2: Convert to fraction form
    28,982.62/40,002.24 = 17,655.85/x
  3. Step 3: Cross multiply
    28,982.62x = 40,002.24 × 17,655.85
  4. Step 4: Simplify right side
    28,982.62x = 706,273,549.10
  5. Step 5: Solve for x
    x = 706,273,549.10/28,982.62
  6. Step 6: Final answer
    x = 24,368.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.