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Finding the Fourth Proportional to 23,706.12, 35,562.78 and 8,916.06

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Solution

The fourth proportional to 23,706.12, 35,562.78 and 8,916.06 is: 13,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,706.12 : 35,562.78 = 8,916.06 : x
  2. Step 2: Convert to fraction form
    23,706.12/35,562.78 = 8,916.06/x
  3. Step 3: Cross multiply
    23,706.12x = 35,562.78 × 8,916.06
  4. Step 4: Simplify right side
    23,706.12x = 317,079,880.25
  5. Step 5: Solve for x
    x = 317,079,880.25/23,706.12
  6. Step 6: Final answer
    x = 13,375.44

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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.