Home / 22,809.09-34,219.11-7,226.72

Finding the Fourth Proportional to 22,809.09, 34,219.11 and 7,226.72

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Solution

The fourth proportional to 22,809.09, 34,219.11 and 7,226.72 is: 10,841.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809.09 : 34,219.11 = 7,226.72 : x
  2. Step 2: Convert to fraction form
    22,809.09/34,219.11 = 7,226.72/x
  3. Step 3: Cross multiply
    22,809.09x = 34,219.11 × 7,226.72
  4. Step 4: Simplify right side
    22,809.09x = 247,291,870.30
  5. Step 5: Solve for x
    x = 247,291,870.30/22,809.09
  6. Step 6: Final answer
    x = 10,841.81

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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.