Home / 12,332.16-18,485.12-4,933.44

Finding the Fourth Proportional to 12,332.16, 18,485.12 and 4,933.44

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Solution

The fourth proportional to 12,332.16, 18,485.12 and 4,933.44 is: 7,394.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.16 : 18,485.12 = 4,933.44 : x
  2. Step 2: Convert to fraction form
    12,332.16/18,485.12 = 4,933.44/x
  3. Step 3: Cross multiply
    12,332.16x = 18,485.12 × 4,933.44
  4. Step 4: Simplify right side
    12,332.16x = 91,195,230.41
  5. Step 5: Solve for x
    x = 91,195,230.41/12,332.16
  6. Step 6: Final answer
    x = 7,394.91

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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.