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Finding the Fourth Proportional to 17,222.22, 25,787.05 and 10,948.22

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Solution

The fourth proportional to 17,222.22, 25,787.05 and 10,948.22 is: 16,392.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.22 : 25,787.05 = 10,948.22 : x
  2. Step 2: Convert to fraction form
    17,222.22/25,787.05 = 10,948.22/x
  3. Step 3: Cross multiply
    17,222.22x = 25,787.05 × 10,948.22
  4. Step 4: Simplify right side
    17,222.22x = 282,322,296.55
  5. Step 5: Solve for x
    x = 282,322,296.55/17,222.22
  6. Step 6: Final answer
    x = 16,392.91

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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.