Home / 23,174.81-34,679.19-20,065.54

Finding the Fourth Proportional to 23,174.81, 34,679.19 and 20,065.54

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Solution

The fourth proportional to 23,174.81, 34,679.19 and 20,065.54 is: 30,026.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.81 : 34,679.19 = 20,065.54 : x
  2. Step 2: Convert to fraction form
    23,174.81/34,679.19 = 20,065.54/x
  3. Step 3: Cross multiply
    23,174.81x = 34,679.19 × 20,065.54
  4. Step 4: Simplify right side
    23,174.81x = 695,856,674.11
  5. Step 5: Solve for x
    x = 695,856,674.11/23,174.81
  6. Step 6: Final answer
    x = 30,026.42

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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.