Home / 23,318.24-32,179.20-12,707.88

Finding the Fourth Proportional to 23,318.24, 32,179.20 and 12,707.88

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Solution

The fourth proportional to 23,318.24, 32,179.20 and 12,707.88 is: 17,536.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.24 : 32,179.20 = 12,707.88 : x
  2. Step 2: Convert to fraction form
    23,318.24/32,179.20 = 12,707.88/x
  3. Step 3: Cross multiply
    23,318.24x = 32,179.20 × 12,707.88
  4. Step 4: Simplify right side
    23,318.24x = 408,929,412.10
  5. Step 5: Solve for x
    x = 408,929,412.10/23,318.24
  6. Step 6: Final answer
    x = 17,536.89

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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.