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Finding the Fourth Proportional to 17,954.41, 26,933.46 and 6,870.42

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Solution

The fourth proportional to 17,954.41, 26,933.46 and 6,870.42 is: 10,306.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,954.41 : 26,933.46 = 6,870.42 : x
  2. Step 2: Convert to fraction form
    17,954.41/26,933.46 = 6,870.42/x
  3. Step 3: Cross multiply
    17,954.41x = 26,933.46 × 6,870.42
  4. Step 4: Simplify right side
    17,954.41x = 185,044,195.14
  5. Step 5: Solve for x
    x = 185,044,195.14/17,954.41
  6. Step 6: Final answer
    x = 10,306.34

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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.