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Finding the Fourth Proportional to 17,842.28, 26,763.41 and 11,259.41

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Solution

The fourth proportional to 17,842.28, 26,763.41 and 11,259.41 is: 16,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,842.28 : 26,763.41 = 11,259.41 : x
  2. Step 2: Convert to fraction form
    17,842.28/26,763.41 = 11,259.41/x
  3. Step 3: Cross multiply
    17,842.28x = 26,763.41 × 11,259.41
  4. Step 4: Simplify right side
    17,842.28x = 301,340,100.52
  5. Step 5: Solve for x
    x = 301,340,100.52/17,842.28
  6. Step 6: Final answer
    x = 16,889.11

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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.