Home / 33,711.08-50,589.18-13,989.64

Finding the Fourth Proportional to 33,711.08, 50,589.18 and 13,989.64

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Solution

The fourth proportional to 33,711.08, 50,589.18 and 13,989.64 is: 20,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,711.08 : 50,589.18 = 13,989.64 : x
  2. Step 2: Convert to fraction form
    33,711.08/50,589.18 = 13,989.64/x
  3. Step 3: Cross multiply
    33,711.08x = 50,589.18 × 13,989.64
  4. Step 4: Simplify right side
    33,711.08x = 707,724,237.16
  5. Step 5: Solve for x
    x = 707,724,237.16/33,711.08
  6. Step 6: Final answer
    x = 20,993.82

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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.