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Finding the Fourth Proportional to 17,645.88, 26,468.81 and 5,333.88

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Solution

The fourth proportional to 17,645.88, 26,468.81 and 5,333.88 is: 8,000.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,645.88 : 26,468.81 = 5,333.88 : x
  2. Step 2: Convert to fraction form
    17,645.88/26,468.81 = 5,333.88/x
  3. Step 3: Cross multiply
    17,645.88x = 26,468.81 × 5,333.88
  4. Step 4: Simplify right side
    17,645.88x = 141,181,337.27
  5. Step 5: Solve for x
    x = 141,181,337.27/17,645.88
  6. Step 6: Final answer
    x = 8,000.81

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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.