Home / 23,145.38-34,719.87-7,564.58

Finding the Fourth Proportional to 23,145.38, 34,719.87 and 7,564.58

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Solution

The fourth proportional to 23,145.38, 34,719.87 and 7,564.58 is: 11,347.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.38 : 34,719.87 = 7,564.58 : x
  2. Step 2: Convert to fraction form
    23,145.38/34,719.87 = 7,564.58/x
  3. Step 3: Cross multiply
    23,145.38x = 34,719.87 × 7,564.58
  4. Step 4: Simplify right side
    23,145.38x = 262,641,234.20
  5. Step 5: Solve for x
    x = 262,641,234.20/23,145.38
  6. Step 6: Final answer
    x = 11,347.46

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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.