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Finding the Fourth Proportional to 15,103.98, 22,645.62 and 7,694.10

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Solution

The fourth proportional to 15,103.98, 22,645.62 and 7,694.10 is: 11,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.98 : 22,645.62 = 7,694.10 : x
  2. Step 2: Convert to fraction form
    15,103.98/22,645.62 = 7,694.10/x
  3. Step 3: Cross multiply
    15,103.98x = 22,645.62 × 7,694.10
  4. Step 4: Simplify right side
    15,103.98x = 174,237,664.84
  5. Step 5: Solve for x
    x = 174,237,664.84/15,103.98
  6. Step 6: Final answer
    x = 11,535.88

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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.