Home / 15,184.44-22,872.16-13,806.64

Finding the Fourth Proportional to 15,184.44, 22,872.16 and 13,806.64

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Solution

The fourth proportional to 15,184.44, 22,872.16 and 13,806.64 is: 20,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,184.44 : 22,872.16 = 13,806.64 : x
  2. Step 2: Convert to fraction form
    15,184.44/22,872.16 = 13,806.64/x
  3. Step 3: Cross multiply
    15,184.44x = 22,872.16 × 13,806.64
  4. Step 4: Simplify right side
    15,184.44x = 315,787,679.14
  5. Step 5: Solve for x
    x = 315,787,679.14/15,184.44
  6. Step 6: Final answer
    x = 20,796.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.