Home / 22,175.18-30,606.90-14,622.88

Finding the Fourth Proportional to 22,175.18, 30,606.90 and 14,622.88

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Solution

The fourth proportional to 22,175.18, 30,606.90 and 14,622.88 is: 20,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.18 : 30,606.90 = 14,622.88 : x
  2. Step 2: Convert to fraction form
    22,175.18/30,606.90 = 14,622.88/x
  3. Step 3: Cross multiply
    22,175.18x = 30,606.90 × 14,622.88
  4. Step 4: Simplify right side
    22,175.18x = 447,561,025.87
  5. Step 5: Solve for x
    x = 447,561,025.87/22,175.18
  6. Step 6: Final answer
    x = 20,182.97

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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.