Home / 23,381.19-32,265.09-12,770.89

Finding the Fourth Proportional to 23,381.19, 32,265.09 and 12,770.89

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Solution

The fourth proportional to 23,381.19, 32,265.09 and 12,770.89 is: 17,623.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,381.19 : 32,265.09 = 12,770.89 : x
  2. Step 2: Convert to fraction form
    23,381.19/32,265.09 = 12,770.89/x
  3. Step 3: Cross multiply
    23,381.19x = 32,265.09 × 12,770.89
  4. Step 4: Simplify right side
    23,381.19x = 412,053,834.57
  5. Step 5: Solve for x
    x = 412,053,834.57/23,381.19
  6. Step 6: Final answer
    x = 17,623.30

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Half scale
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Double scale
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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.