Home / 23,308.80-34,963.20-8,518.08

Finding the Fourth Proportional to 23,308.80, 34,963.20 and 8,518.08

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Solution

The fourth proportional to 23,308.80, 34,963.20 and 8,518.08 is: 12,777.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,308.80 : 34,963.20 = 8,518.08 : x
  2. Step 2: Convert to fraction form
    23,308.80/34,963.20 = 8,518.08/x
  3. Step 3: Cross multiply
    23,308.80x = 34,963.20 × 8,518.08
  4. Step 4: Simplify right side
    23,308.80x = 297,819,334.66
  5. Step 5: Solve for x
    x = 297,819,334.66/23,308.80
  6. Step 6: Final answer
    x = 12,777.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.