Home / 13,868.82-20,799.12-4,008.18

Finding the Fourth Proportional to 13,868.82, 20,799.12 and 4,008.18

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Solution

The fourth proportional to 13,868.82, 20,799.12 and 4,008.18 is: 6,011.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,868.82 : 20,799.12 = 4,008.18 : x
  2. Step 2: Convert to fraction form
    13,868.82/20,799.12 = 4,008.18/x
  3. Step 3: Cross multiply
    13,868.82x = 20,799.12 × 4,008.18
  4. Step 4: Simplify right side
    13,868.82x = 83,366,616.80
  5. Step 5: Solve for x
    x = 83,366,616.80/13,868.82
  6. Step 6: Final answer
    x = 6,011.08

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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.