Home / 25,846.22-35,663.50-15,237.90

Finding the Fourth Proportional to 25,846.22, 35,663.50 and 15,237.90

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Solution

The fourth proportional to 25,846.22, 35,663.50 and 15,237.90 is: 21,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846.22 : 35,663.50 = 15,237.90 : x
  2. Step 2: Convert to fraction form
    25,846.22/35,663.50 = 15,237.90/x
  3. Step 3: Cross multiply
    25,846.22x = 35,663.50 × 15,237.90
  4. Step 4: Simplify right side
    25,846.22x = 543,436,846.65
  5. Step 5: Solve for x
    x = 543,436,846.65/25,846.22
  6. Step 6: Final answer
    x = 21,025.78

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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.