Home / 22,453.17-33,679.80-6,870.75

Finding the Fourth Proportional to 22,453.17, 33,679.80 and 6,870.75

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Solution

The fourth proportional to 22,453.17, 33,679.80 and 6,870.75 is: 10,306.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453.17 : 33,679.80 = 6,870.75 : x
  2. Step 2: Convert to fraction form
    22,453.17/33,679.80 = 6,870.75/x
  3. Step 3: Cross multiply
    22,453.17x = 33,679.80 × 6,870.75
  4. Step 4: Simplify right side
    22,453.17x = 231,405,485.85
  5. Step 5: Solve for x
    x = 231,405,485.85/22,453.17
  6. Step 6: Final answer
    x = 10,306.14

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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.