Home / 23,865.12-32,934.87-13,255.74

Finding the Fourth Proportional to 23,865.12, 32,934.87 and 13,255.74

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Solution

The fourth proportional to 23,865.12, 32,934.87 and 13,255.74 is: 18,293.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,865.12 : 32,934.87 = 13,255.74 : x
  2. Step 2: Convert to fraction form
    23,865.12/32,934.87 = 13,255.74/x
  3. Step 3: Cross multiply
    23,865.12x = 32,934.87 × 13,255.74
  4. Step 4: Simplify right side
    23,865.12x = 436,576,073.65
  5. Step 5: Solve for x
    x = 436,576,073.65/23,865.12
  6. Step 6: Final answer
    x = 18,293.48

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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.