Home / 22,786.92-31,437.54-13,352.04

Finding the Fourth Proportional to 22,786.92, 31,437.54 and 13,352.04

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Solution

The fourth proportional to 22,786.92, 31,437.54 and 13,352.04 is: 18,420.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.92 : 31,437.54 = 13,352.04 : x
  2. Step 2: Convert to fraction form
    22,786.92/31,437.54 = 13,352.04/x
  3. Step 3: Cross multiply
    22,786.92x = 31,437.54 × 13,352.04
  4. Step 4: Simplify right side
    22,786.92x = 419,755,291.58
  5. Step 5: Solve for x
    x = 419,755,291.58/22,786.92
  6. Step 6: Final answer
    x = 18,420.89

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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.