Home / 22,705.20-34,049.70-9,372.60

Finding the Fourth Proportional to 22,705.20, 34,049.70 and 9,372.60

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Solution

The fourth proportional to 22,705.20, 34,049.70 and 9,372.60 is: 14,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,705.20 : 34,049.70 = 9,372.60 : x
  2. Step 2: Convert to fraction form
    22,705.20/34,049.70 = 9,372.60/x
  3. Step 3: Cross multiply
    22,705.20x = 34,049.70 × 9,372.60
  4. Step 4: Simplify right side
    22,705.20x = 319,134,218.22
  5. Step 5: Solve for x
    x = 319,134,218.22/22,705.20
  6. Step 6: Final answer
    x = 14,055.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.