Home / 23,220.06-32,034.65-13,146.18

Finding the Fourth Proportional to 23,220.06, 32,034.65 and 13,146.18

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Solution

The fourth proportional to 23,220.06, 32,034.65 and 13,146.18 is: 18,136.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,220.06 : 32,034.65 = 13,146.18 : x
  2. Step 2: Convert to fraction form
    23,220.06/32,034.65 = 13,146.18/x
  3. Step 3: Cross multiply
    23,220.06x = 32,034.65 × 13,146.18
  4. Step 4: Simplify right side
    23,220.06x = 421,133,209.41
  5. Step 5: Solve for x
    x = 421,133,209.41/23,220.06
  6. Step 6: Final answer
    x = 18,136.61

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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.