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Finding the Fourth Proportional to 22,974.57, 34,461.81 and 7,180.94

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Solution

The fourth proportional to 22,974.57, 34,461.81 and 7,180.94 is: 10,771.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.57 : 34,461.81 = 7,180.94 : x
  2. Step 2: Convert to fraction form
    22,974.57/34,461.81 = 7,180.94/x
  3. Step 3: Cross multiply
    22,974.57x = 34,461.81 × 7,180.94
  4. Step 4: Simplify right side
    22,974.57x = 247,468,276.06
  5. Step 5: Solve for x
    x = 247,468,276.06/22,974.57
  6. Step 6: Final answer
    x = 10,771.40

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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.