Home / 23,725.67-32,740.97-13,115.07

Finding the Fourth Proportional to 23,725.67, 32,740.97 and 13,115.07

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Solution

The fourth proportional to 23,725.67, 32,740.97 and 13,115.07 is: 18,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,725.67 : 32,740.97 = 13,115.07 : x
  2. Step 2: Convert to fraction form
    23,725.67/32,740.97 = 13,115.07/x
  3. Step 3: Cross multiply
    23,725.67x = 32,740.97 × 13,115.07
  4. Step 4: Simplify right side
    23,725.67x = 429,400,047.84
  5. Step 5: Solve for x
    x = 429,400,047.84/23,725.67
  6. Step 6: Final answer
    x = 18,098.55

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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.