Home / 22,361.36-30,872.20-14,814.12

Finding the Fourth Proportional to 22,361.36, 30,872.20 and 14,814.12

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Solution

The fourth proportional to 22,361.36, 30,872.20 and 14,814.12 is: 20,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361.36 : 30,872.20 = 14,814.12 : x
  2. Step 2: Convert to fraction form
    22,361.36/30,872.20 = 14,814.12/x
  3. Step 3: Cross multiply
    22,361.36x = 30,872.20 × 14,814.12
  4. Step 4: Simplify right side
    22,361.36x = 457,344,475.46
  5. Step 5: Solve for x
    x = 457,344,475.46/22,361.36
  6. Step 6: Final answer
    x = 20,452.44

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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.