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Finding the Fourth Proportional to 16,828.44, 25,239.78 and 7,592.28

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Solution

The fourth proportional to 16,828.44, 25,239.78 and 7,592.28 is: 11,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.44 : 25,239.78 = 7,592.28 : x
  2. Step 2: Convert to fraction form
    16,828.44/25,239.78 = 7,592.28/x
  3. Step 3: Cross multiply
    16,828.44x = 25,239.78 × 7,592.28
  4. Step 4: Simplify right side
    16,828.44x = 191,627,476.90
  5. Step 5: Solve for x
    x = 191,627,476.90/16,828.44
  6. Step 6: Final answer
    x = 11,387.12

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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.