Home / 23,867.20-32,934.90-13,255.12

Finding the Fourth Proportional to 23,867.20, 32,934.90 and 13,255.12

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Solution

The fourth proportional to 23,867.20, 32,934.90 and 13,255.12 is: 18,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,867.20 : 32,934.90 = 13,255.12 : x
  2. Step 2: Convert to fraction form
    23,867.20/32,934.90 = 13,255.12/x
  3. Step 3: Cross multiply
    23,867.20x = 32,934.90 × 13,255.12
  4. Step 4: Simplify right side
    23,867.20x = 436,556,051.69
  5. Step 5: Solve for x
    x = 436,556,051.69/23,867.20
  6. Step 6: Final answer
    x = 18,291.05

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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.