Home / 22,949.12-31,610.78-16,223.18

Finding the Fourth Proportional to 22,949.12, 31,610.78 and 16,223.18

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Solution

The fourth proportional to 22,949.12, 31,610.78 and 16,223.18 is: 22,346.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,949.12 : 31,610.78 = 16,223.18 : x
  2. Step 2: Convert to fraction form
    22,949.12/31,610.78 = 16,223.18/x
  3. Step 3: Cross multiply
    22,949.12x = 31,610.78 × 16,223.18
  4. Step 4: Simplify right side
    22,949.12x = 512,827,373.88
  5. Step 5: Solve for x
    x = 512,827,373.88/22,949.12
  6. Step 6: Final answer
    x = 22,346.28

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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.