Home / 17,620.75-24,318.80-10,168.75

Finding the Fourth Proportional to 17,620.75, 24,318.80 and 10,168.75

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Solution

The fourth proportional to 17,620.75, 24,318.80 and 10,168.75 is: 14,034.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.75 : 24,318.80 = 10,168.75 : x
  2. Step 2: Convert to fraction form
    17,620.75/24,318.80 = 10,168.75/x
  3. Step 3: Cross multiply
    17,620.75x = 24,318.80 × 10,168.75
  4. Step 4: Simplify right side
    17,620.75x = 247,291,797.50
  5. Step 5: Solve for x
    x = 247,291,797.50/17,620.75
  6. Step 6: Final answer
    x = 14,034.12

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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.