Home / 23,220.65-32,049.60-15,263.62

Finding the Fourth Proportional to 23,220.65, 32,049.60 and 15,263.62

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Solution

The fourth proportional to 23,220.65, 32,049.60 and 15,263.62 is: 21,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.65 : 32,049.60 = 15,263.62 : x
  2. Step 2: Convert to fraction form
    23,220.65/32,049.60 = 15,263.62/x
  3. Step 3: Cross multiply
    23,220.65x = 32,049.60 × 15,263.62
  4. Step 4: Simplify right side
    23,220.65x = 489,192,915.55
  5. Step 5: Solve for x
    x = 489,192,915.55/23,220.65
  6. Step 6: Final answer
    x = 21,067.15

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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.