Home / 33,681.35-50,522.20-8,719.65

Finding the Fourth Proportional to 33,681.35, 50,522.20 and 8,719.65

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Solution

The fourth proportional to 33,681.35, 50,522.20 and 8,719.65 is: 13,079.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,681.35 : 50,522.20 = 8,719.65 : x
  2. Step 2: Convert to fraction form
    33,681.35/50,522.20 = 8,719.65/x
  3. Step 3: Cross multiply
    33,681.35x = 50,522.20 × 8,719.65
  4. Step 4: Simplify right side
    33,681.35x = 440,535,879.43
  5. Step 5: Solve for x
    x = 440,535,879.43/33,681.35
  6. Step 6: Final answer
    x = 13,079.52

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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.