Home / 23,416.80-32,318.28-13,348.88

Finding the Fourth Proportional to 23,416.80, 32,318.28 and 13,348.88

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Solution

The fourth proportional to 23,416.80, 32,318.28 and 13,348.88 is: 18,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,416.80 : 32,318.28 = 13,348.88 : x
  2. Step 2: Convert to fraction form
    23,416.80/32,318.28 = 13,348.88/x
  3. Step 3: Cross multiply
    23,416.80x = 32,318.28 × 13,348.88
  4. Step 4: Simplify right side
    23,416.80x = 431,412,841.53
  5. Step 5: Solve for x
    x = 431,412,841.53/23,416.80
  6. Step 6: Final answer
    x = 18,423.22

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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.