Home / 15,422.11-23,134.01-4,891.37

Finding the Fourth Proportional to 15,422.11, 23,134.01 and 4,891.37

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Solution

The fourth proportional to 15,422.11, 23,134.01 and 4,891.37 is: 7,337.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.11 : 23,134.01 = 4,891.37 : x
  2. Step 2: Convert to fraction form
    15,422.11/23,134.01 = 4,891.37/x
  3. Step 3: Cross multiply
    15,422.11x = 23,134.01 × 4,891.37
  4. Step 4: Simplify right side
    15,422.11x = 113,157,029.18
  5. Step 5: Solve for x
    x = 113,157,029.18/15,422.11
  6. Step 6: Final answer
    x = 7,337.32

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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.