Home / 28,944.11-39,949.10-17,617.25

Finding the Fourth Proportional to 28,944.11, 39,949.10 and 17,617.25

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Solution

The fourth proportional to 28,944.11, 39,949.10 and 17,617.25 is: 24,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.11 : 39,949.10 = 17,617.25 : x
  2. Step 2: Convert to fraction form
    28,944.11/39,949.10 = 17,617.25/x
  3. Step 3: Cross multiply
    28,944.11x = 39,949.10 × 17,617.25
  4. Step 4: Simplify right side
    28,944.11x = 703,793,281.98
  5. Step 5: Solve for x
    x = 703,793,281.98/28,944.11
  6. Step 6: Final answer
    x = 24,315.60

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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.