Home / 23,899.60-32,982.11-13,289.95

Finding the Fourth Proportional to 23,899.60, 32,982.11 and 13,289.95

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Solution

The fourth proportional to 23,899.60, 32,982.11 and 13,289.95 is: 18,340.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,899.60 : 32,982.11 = 13,289.95 : x
  2. Step 2: Convert to fraction form
    23,899.60/32,982.11 = 13,289.95/x
  3. Step 3: Cross multiply
    23,899.60x = 32,982.11 × 13,289.95
  4. Step 4: Simplify right side
    23,899.60x = 438,330,543.56
  5. Step 5: Solve for x
    x = 438,330,543.56/23,899.60
  6. Step 6: Final answer
    x = 18,340.50

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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.