Home / 22,104.34-30,474-15,018.46

Finding the Fourth Proportional to 22,104.34, 30,474 and 15,018.46

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Solution

The fourth proportional to 22,104.34, 30,474 and 15,018.46 is: 20,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,104.34 : 30,474 = 15,018.46 : x
  2. Step 2: Convert to fraction form
    22,104.34/30,474 = 15,018.46/x
  3. Step 3: Cross multiply
    22,104.34x = 30,474 × 15,018.46
  4. Step 4: Simplify right side
    22,104.34x = 457,672,550.04
  5. Step 5: Solve for x
    x = 457,672,550.04/22,104.34
  6. Step 6: Final answer
    x = 20,705.10

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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.