Home / 23,479.01-32,400.85-12,868.62

Finding the Fourth Proportional to 23,479.01, 32,400.85 and 12,868.62

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Solution

The fourth proportional to 23,479.01, 32,400.85 and 12,868.62 is: 17,758.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,479.01 : 32,400.85 = 12,868.62 : x
  2. Step 2: Convert to fraction form
    23,479.01/32,400.85 = 12,868.62/x
  3. Step 3: Cross multiply
    23,479.01x = 32,400.85 × 12,868.62
  4. Step 4: Simplify right side
    23,479.01x = 416,954,226.33
  5. Step 5: Solve for x
    x = 416,954,226.33/23,479.01
  6. Step 6: Final answer
    x = 17,758.59

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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.