Home / 22,906.76-31,612.47-13,952.84

Finding the Fourth Proportional to 22,906.76, 31,612.47 and 13,952.84

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Solution

The fourth proportional to 22,906.76, 31,612.47 and 13,952.84 is: 19,255.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,906.76 : 31,612.47 = 13,952.84 : x
  2. Step 2: Convert to fraction form
    22,906.76/31,612.47 = 13,952.84/x
  3. Step 3: Cross multiply
    22,906.76x = 31,612.47 × 13,952.84
  4. Step 4: Simplify right side
    22,906.76x = 441,083,735.91
  5. Step 5: Solve for x
    x = 441,083,735.91/22,906.76
  6. Step 6: Final answer
    x = 19,255.61

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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.