Home / 26,422.70-36,436.11-18,462.02

Finding the Fourth Proportional to 26,422.70, 36,436.11 and 18,462.02

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Solution

The fourth proportional to 26,422.70, 36,436.11 and 18,462.02 is: 25,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.70 : 36,436.11 = 18,462.02 : x
  2. Step 2: Convert to fraction form
    26,422.70/36,436.11 = 18,462.02/x
  3. Step 3: Cross multiply
    26,422.70x = 36,436.11 × 18,462.02
  4. Step 4: Simplify right side
    26,422.70x = 672,684,191.54
  5. Step 5: Solve for x
    x = 672,684,191.54/26,422.70
  6. Step 6: Final answer
    x = 25,458.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.