Home / 22,045.22-30,421.54-13,092.49

Finding the Fourth Proportional to 22,045.22, 30,421.54 and 13,092.49

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Solution

The fourth proportional to 22,045.22, 30,421.54 and 13,092.49 is: 18,067.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,045.22 : 30,421.54 = 13,092.49 : x
  2. Step 2: Convert to fraction form
    22,045.22/30,421.54 = 13,092.49/x
  3. Step 3: Cross multiply
    22,045.22x = 30,421.54 × 13,092.49
  4. Step 4: Simplify right side
    22,045.22x = 398,293,708.23
  5. Step 5: Solve for x
    x = 398,293,708.23/22,045.22
  6. Step 6: Final answer
    x = 18,067.12

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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.