Home / 22,634.79-31,234.56-12,563.24

Finding the Fourth Proportional to 22,634.79, 31,234.56 and 12,563.24

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Solution

The fourth proportional to 22,634.79, 31,234.56 and 12,563.24 is: 17,336.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634.79 : 31,234.56 = 12,563.24 : x
  2. Step 2: Convert to fraction form
    22,634.79/31,234.56 = 12,563.24/x
  3. Step 3: Cross multiply
    22,634.79x = 31,234.56 × 12,563.24
  4. Step 4: Simplify right side
    22,634.79x = 392,407,351.66
  5. Step 5: Solve for x
    x = 392,407,351.66/22,634.79
  6. Step 6: Final answer
    x = 17,336.47

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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.