Home / 20,633.72-30,950.57-5,842.76

Finding the Fourth Proportional to 20,633.72, 30,950.57 and 5,842.76

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Solution

The fourth proportional to 20,633.72, 30,950.57 and 5,842.76 is: 8,764.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.72 : 30,950.57 = 5,842.76 : x
  2. Step 2: Convert to fraction form
    20,633.72/30,950.57 = 5,842.76/x
  3. Step 3: Cross multiply
    20,633.72x = 30,950.57 × 5,842.76
  4. Step 4: Simplify right side
    20,633.72x = 180,836,844.36
  5. Step 5: Solve for x
    x = 180,836,844.36/20,633.72
  6. Step 6: Final answer
    x = 8,764.14

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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.