Home / 22,244.27-30,699.19-13,291.58

Finding the Fourth Proportional to 22,244.27, 30,699.19 and 13,291.58

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Solution

The fourth proportional to 22,244.27, 30,699.19 and 13,291.58 is: 18,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,244.27 : 30,699.19 = 13,291.58 : x
  2. Step 2: Convert to fraction form
    22,244.27/30,699.19 = 13,291.58/x
  3. Step 3: Cross multiply
    22,244.27x = 30,699.19 × 13,291.58
  4. Step 4: Simplify right side
    22,244.27x = 408,040,673.36
  5. Step 5: Solve for x
    x = 408,040,673.36/22,244.27
  6. Step 6: Final answer
    x = 18,343.63

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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.