Home / 20,054.70-30,082.52-6,727.68

Finding the Fourth Proportional to 20,054.70, 30,082.52 and 6,727.68

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Solution

The fourth proportional to 20,054.70, 30,082.52 and 6,727.68 is: 10,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.70 : 30,082.52 = 6,727.68 : x
  2. Step 2: Convert to fraction form
    20,054.70/30,082.52 = 6,727.68/x
  3. Step 3: Cross multiply
    20,054.70x = 30,082.52 × 6,727.68
  4. Step 4: Simplify right side
    20,054.70x = 202,385,534.52
  5. Step 5: Solve for x
    x = 202,385,534.52/20,054.70
  6. Step 6: Final answer
    x = 10,091.68

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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.