Home / 51,163.19-76,744.79-15,623.08

Finding the Fourth Proportional to 51,163.19, 76,744.79 and 15,623.08

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Solution

The fourth proportional to 51,163.19, 76,744.79 and 15,623.08 is: 23,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.19 : 76,744.79 = 15,623.08 : x
  2. Step 2: Convert to fraction form
    51,163.19/76,744.79 = 15,623.08/x
  3. Step 3: Cross multiply
    51,163.19x = 76,744.79 × 15,623.08
  4. Step 4: Simplify right side
    51,163.19x = 1,198,989,826.30
  5. Step 5: Solve for x
    x = 1,198,989,826.30/51,163.19
  6. Step 6: Final answer
    x = 23,434.62

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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.