Home / 23,316.89-32,177.12-12,706.70

Finding the Fourth Proportional to 23,316.89, 32,177.12 and 12,706.70

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Solution

The fourth proportional to 23,316.89, 32,177.12 and 12,706.70 is: 17,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.89 : 32,177.12 = 12,706.70 : x
  2. Step 2: Convert to fraction form
    23,316.89/32,177.12 = 12,706.70/x
  3. Step 3: Cross multiply
    23,316.89x = 32,177.12 × 12,706.70
  4. Step 4: Simplify right side
    23,316.89x = 408,864,786.28
  5. Step 5: Solve for x
    x = 408,864,786.28/23,316.89
  6. Step 6: Final answer
    x = 17,535.14

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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.