Home / 18,273.13-25,216.92-10,315.15

Finding the Fourth Proportional to 18,273.13, 25,216.92 and 10,315.15

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Solution

The fourth proportional to 18,273.13, 25,216.92 and 10,315.15 is: 14,234.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,273.13 : 25,216.92 = 10,315.15 : x
  2. Step 2: Convert to fraction form
    18,273.13/25,216.92 = 10,315.15/x
  3. Step 3: Cross multiply
    18,273.13x = 25,216.92 × 10,315.15
  4. Step 4: Simplify right side
    18,273.13x = 260,116,249.30
  5. Step 5: Solve for x
    x = 260,116,249.30/18,273.13
  6. Step 6: Final answer
    x = 14,234.91

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1.5x scale

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.