Home / 22,469.46-31,005.75-21,714.54

Finding the Fourth Proportional to 22,469.46, 31,005.75 and 21,714.54

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Solution

The fourth proportional to 22,469.46, 31,005.75 and 21,714.54 is: 29,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,469.46 : 31,005.75 = 21,714.54 : x
  2. Step 2: Convert to fraction form
    22,469.46/31,005.75 = 21,714.54/x
  3. Step 3: Cross multiply
    22,469.46x = 31,005.75 × 21,714.54
  4. Step 4: Simplify right side
    22,469.46x = 673,275,598.61
  5. Step 5: Solve for x
    x = 673,275,598.61/22,469.46
  6. Step 6: Final answer
    x = 29,964.03

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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.