Home / 23,732.50-32,750.61-13,121.62

Finding the Fourth Proportional to 23,732.50, 32,750.61 and 13,121.62

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Solution

The fourth proportional to 23,732.50, 32,750.61 and 13,121.62 is: 18,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,732.50 : 32,750.61 = 13,121.62 : x
  2. Step 2: Convert to fraction form
    23,732.50/32,750.61 = 13,121.62/x
  3. Step 3: Cross multiply
    23,732.50x = 32,750.61 × 13,121.62
  4. Step 4: Simplify right side
    23,732.50x = 429,741,059.19
  5. Step 5: Solve for x
    x = 429,741,059.19/23,732.50
  6. Step 6: Final answer
    x = 18,107.70

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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.