Home / 22,034.32-30,408.87-12,474.22

Finding the Fourth Proportional to 22,034.32, 30,408.87 and 12,474.22

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Solution

The fourth proportional to 22,034.32, 30,408.87 and 12,474.22 is: 17,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,034.32 : 30,408.87 = 12,474.22 : x
  2. Step 2: Convert to fraction form
    22,034.32/30,408.87 = 12,474.22/x
  3. Step 3: Cross multiply
    22,034.32x = 30,408.87 × 12,474.22
  4. Step 4: Simplify right side
    22,034.32x = 379,326,934.33
  5. Step 5: Solve for x
    x = 379,326,934.33/22,034.32
  6. Step 6: Final answer
    x = 17,215.28

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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.