Home / 23,083.15-34,623-7,288.72

Finding the Fourth Proportional to 23,083.15, 34,623 and 7,288.72

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Solution

The fourth proportional to 23,083.15, 34,623 and 7,288.72 is: 10,932.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,083.15 : 34,623 = 7,288.72 : x
  2. Step 2: Convert to fraction form
    23,083.15/34,623 = 7,288.72/x
  3. Step 3: Cross multiply
    23,083.15x = 34,623 × 7,288.72
  4. Step 4: Simplify right side
    23,083.15x = 252,357,352.56
  5. Step 5: Solve for x
    x = 252,357,352.56/23,083.15
  6. Step 6: Final answer
    x = 10,932.54

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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.