Home / 13,340.52-20,014.34-11,107.26

Finding the Fourth Proportional to 13,340.52, 20,014.34 and 11,107.26

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Solution

The fourth proportional to 13,340.52, 20,014.34 and 11,107.26 is: 16,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340.52 : 20,014.34 = 11,107.26 : x
  2. Step 2: Convert to fraction form
    13,340.52/20,014.34 = 11,107.26/x
  3. Step 3: Cross multiply
    13,340.52x = 20,014.34 × 11,107.26
  4. Step 4: Simplify right side
    13,340.52x = 222,304,422.57
  5. Step 5: Solve for x
    x = 222,304,422.57/13,340.52
  6. Step 6: Final answer
    x = 16,663.85

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1.5x scale

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.