Home / 22,179.16-30,617.22-14,629.96

Finding the Fourth Proportional to 22,179.16, 30,617.22 and 14,629.96

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Solution

The fourth proportional to 22,179.16, 30,617.22 and 14,629.96 is: 20,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,179.16 : 30,617.22 = 14,629.96 : x
  2. Step 2: Convert to fraction form
    22,179.16/30,617.22 = 14,629.96/x
  3. Step 3: Cross multiply
    22,179.16x = 30,617.22 × 14,629.96
  4. Step 4: Simplify right side
    22,179.16x = 447,928,703.91
  5. Step 5: Solve for x
    x = 447,928,703.91/22,179.16
  6. Step 6: Final answer
    x = 20,195.93

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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.