Home / 22,911.12-34,360.20-7,324.56

Finding the Fourth Proportional to 22,911.12, 34,360.20 and 7,324.56

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Solution

The fourth proportional to 22,911.12, 34,360.20 and 7,324.56 is: 10,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,911.12 : 34,360.20 = 7,324.56 : x
  2. Step 2: Convert to fraction form
    22,911.12/34,360.20 = 7,324.56/x
  3. Step 3: Cross multiply
    22,911.12x = 34,360.20 × 7,324.56
  4. Step 4: Simplify right side
    22,911.12x = 251,673,346.51
  5. Step 5: Solve for x
    x = 251,673,346.51/22,911.12
  6. Step 6: Final answer
    x = 10,984.77

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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.