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Finding the Fourth Proportional to 22,777.79, 34,169.11 and 9,631.49

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Solution

The fourth proportional to 22,777.79, 34,169.11 and 9,631.49 is: 14,448.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,777.79 : 34,169.11 = 9,631.49 : x
  2. Step 2: Convert to fraction form
    22,777.79/34,169.11 = 9,631.49/x
  3. Step 3: Cross multiply
    22,777.79x = 34,169.11 × 9,631.49
  4. Step 4: Simplify right side
    22,777.79x = 329,099,246.35
  5. Step 5: Solve for x
    x = 329,099,246.35/22,777.79
  6. Step 6: Final answer
    x = 14,448.26

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1.5x scale

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.