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Finding the Fourth Proportional to 17,008.68, 25,503.84 and 15,039

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Solution

The fourth proportional to 17,008.68, 25,503.84 and 15,039 is: 22,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.68 : 25,503.84 = 15,039 : x
  2. Step 2: Convert to fraction form
    17,008.68/25,503.84 = 15,039/x
  3. Step 3: Cross multiply
    17,008.68x = 25,503.84 × 15,039
  4. Step 4: Simplify right side
    17,008.68x = 383,552,249.76
  5. Step 5: Solve for x
    x = 383,552,249.76/17,008.68
  6. Step 6: Final answer
    x = 22,550.38

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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.