Home / 23,220.41-32,044.68-13,012.20

Finding the Fourth Proportional to 23,220.41, 32,044.68 and 13,012.20

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Solution

The fourth proportional to 23,220.41, 32,044.68 and 13,012.20 is: 17,957.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.41 : 32,044.68 = 13,012.20 : x
  2. Step 2: Convert to fraction form
    23,220.41/32,044.68 = 13,012.20/x
  3. Step 3: Cross multiply
    23,220.41x = 32,044.68 × 13,012.20
  4. Step 4: Simplify right side
    23,220.41x = 416,971,624.87
  5. Step 5: Solve for x
    x = 416,971,624.87/23,220.41
  6. Step 6: Final answer
    x = 17,957.12

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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.