Home / 11,235.30-16,831.89-9,398.22

Finding the Fourth Proportional to 11,235.30, 16,831.89 and 9,398.22

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Solution

The fourth proportional to 11,235.30, 16,831.89 and 9,398.22 is: 14,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.30 : 16,831.89 = 9,398.22 : x
  2. Step 2: Convert to fraction form
    11,235.30/16,831.89 = 9,398.22/x
  3. Step 3: Cross multiply
    11,235.30x = 16,831.89 × 9,398.22
  4. Step 4: Simplify right side
    11,235.30x = 158,189,805.24
  5. Step 5: Solve for x
    x = 158,189,805.24/11,235.30
  6. Step 6: Final answer
    x = 14,079.71

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1.5x scale

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.