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Finding the Fourth Proportional to 23,912.97, 35,869.50 and 9,880.98

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Solution

The fourth proportional to 23,912.97, 35,869.50 and 9,880.98 is: 14,821.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,912.97 : 35,869.50 = 9,880.98 : x
  2. Step 2: Convert to fraction form
    23,912.97/35,869.50 = 9,880.98/x
  3. Step 3: Cross multiply
    23,912.97x = 35,869.50 × 9,880.98
  4. Step 4: Simplify right side
    23,912.97x = 354,425,812.11
  5. Step 5: Solve for x
    x = 354,425,812.11/23,912.97
  6. Step 6: Final answer
    x = 14,821.49

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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.