Home / 25,745.02-38,617.92-10,162.50

Finding the Fourth Proportional to 25,745.02, 38,617.92 and 10,162.50

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Solution

The fourth proportional to 25,745.02, 38,617.92 and 10,162.50 is: 15,243.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.02 : 38,617.92 = 10,162.50 : x
  2. Step 2: Convert to fraction form
    25,745.02/38,617.92 = 10,162.50/x
  3. Step 3: Cross multiply
    25,745.02x = 38,617.92 × 10,162.50
  4. Step 4: Simplify right side
    25,745.02x = 392,454,612
  5. Step 5: Solve for x
    x = 392,454,612/25,745.02
  6. Step 6: Final answer
    x = 15,243.90

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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.