Home / 22,335.48-30,826.17-13,383.36

Finding the Fourth Proportional to 22,335.48, 30,826.17 and 13,383.36

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Solution

The fourth proportional to 22,335.48, 30,826.17 and 13,383.36 is: 18,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,335.48 : 30,826.17 = 13,383.36 : x
  2. Step 2: Convert to fraction form
    22,335.48/30,826.17 = 13,383.36/x
  3. Step 3: Cross multiply
    22,335.48x = 30,826.17 × 13,383.36
  4. Step 4: Simplify right side
    22,335.48x = 412,557,730.53
  5. Step 5: Solve for x
    x = 412,557,730.53/22,335.48
  6. Step 6: Final answer
    x = 18,470.96

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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.