Home / 23,221.12-34,831.52-9,369.92

Finding the Fourth Proportional to 23,221.12, 34,831.52 and 9,369.92

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Solution

The fourth proportional to 23,221.12, 34,831.52 and 9,369.92 is: 14,054.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.12 : 34,831.52 = 9,369.92 : x
  2. Step 2: Convert to fraction form
    23,221.12/34,831.52 = 9,369.92/x
  3. Step 3: Cross multiply
    23,221.12x = 34,831.52 × 9,369.92
  4. Step 4: Simplify right side
    23,221.12x = 326,368,555.88
  5. Step 5: Solve for x
    x = 326,368,555.88/23,221.12
  6. Step 6: Final answer
    x = 14,054.82

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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.