Home / 22,297.68-30,763.80-13,919.04

Finding the Fourth Proportional to 22,297.68, 30,763.80 and 13,919.04

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Solution

The fourth proportional to 22,297.68, 30,763.80 and 13,919.04 is: 19,203.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,297.68 : 30,763.80 = 13,919.04 : x
  2. Step 2: Convert to fraction form
    22,297.68/30,763.80 = 13,919.04/x
  3. Step 3: Cross multiply
    22,297.68x = 30,763.80 × 13,919.04
  4. Step 4: Simplify right side
    22,297.68x = 428,202,562.75
  5. Step 5: Solve for x
    x = 428,202,562.75/22,297.68
  6. Step 6: Final answer
    x = 19,203.91

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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.