Home / 23,380.50-32,260.80-13,308.36

Finding the Fourth Proportional to 23,380.50, 32,260.80 and 13,308.36

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Solution

The fourth proportional to 23,380.50, 32,260.80 and 13,308.36 is: 18,363.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,380.50 : 32,260.80 = 13,308.36 : x
  2. Step 2: Convert to fraction form
    23,380.50/32,260.80 = 13,308.36/x
  3. Step 3: Cross multiply
    23,380.50x = 32,260.80 × 13,308.36
  4. Step 4: Simplify right side
    23,380.50x = 429,338,340.29
  5. Step 5: Solve for x
    x = 429,338,340.29/23,380.50
  6. Step 6: Final answer
    x = 18,363.09

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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.