Home / 11,731.44-16,209.84-9,233.52

Finding the Fourth Proportional to 11,731.44, 16,209.84 and 9,233.52

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Solution

The fourth proportional to 11,731.44, 16,209.84 and 9,233.52 is: 12,758.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.44 : 16,209.84 = 9,233.52 : x
  2. Step 2: Convert to fraction form
    11,731.44/16,209.84 = 9,233.52/x
  3. Step 3: Cross multiply
    11,731.44x = 16,209.84 × 9,233.52
  4. Step 4: Simplify right side
    11,731.44x = 149,673,881.84
  5. Step 5: Solve for x
    x = 149,673,881.84/11,731.44
  6. Step 6: Final answer
    x = 12,758.36

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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.