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Finding the Fourth Proportional to 12,230.67, 16,868.07 and 9,044.94

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Solution

The fourth proportional to 12,230.67, 16,868.07 and 9,044.94 is: 12,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.67 : 16,868.07 = 9,044.94 : x
  2. Step 2: Convert to fraction form
    12,230.67/16,868.07 = 9,044.94/x
  3. Step 3: Cross multiply
    12,230.67x = 16,868.07 × 9,044.94
  4. Step 4: Simplify right side
    12,230.67x = 152,570,681.07
  5. Step 5: Solve for x
    x = 152,570,681.07/12,230.67
  6. Step 6: Final answer
    x = 12,474.43

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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.