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Finding the Fourth Proportional to 17,671.95, 26,505.93 and 4,524.42

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Solution

The fourth proportional to 17,671.95, 26,505.93 and 4,524.42 is: 6,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,671.95 : 26,505.93 = 4,524.42 : x
  2. Step 2: Convert to fraction form
    17,671.95/26,505.93 = 4,524.42/x
  3. Step 3: Cross multiply
    17,671.95x = 26,505.93 × 4,524.42
  4. Step 4: Simplify right side
    17,671.95x = 119,923,959.81
  5. Step 5: Solve for x
    x = 119,923,959.81/17,671.95
  6. Step 6: Final answer
    x = 6,786.12

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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.