Home / 12,243.24-16,895.18-6,654.12

Finding the Fourth Proportional to 12,243.24, 16,895.18 and 6,654.12

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Solution

The fourth proportional to 12,243.24, 16,895.18 and 6,654.12 is: 9,182.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,243.24 : 16,895.18 = 6,654.12 : x
  2. Step 2: Convert to fraction form
    12,243.24/16,895.18 = 6,654.12/x
  3. Step 3: Cross multiply
    12,243.24x = 16,895.18 × 6,654.12
  4. Step 4: Simplify right side
    12,243.24x = 112,422,555.14
  5. Step 5: Solve for x
    x = 112,422,555.14/12,243.24
  6. Step 6: Final answer
    x = 9,182.42

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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.