Home / 20,092.06-30,135.97-8,247.08

Finding the Fourth Proportional to 20,092.06, 30,135.97 and 8,247.08

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Solution

The fourth proportional to 20,092.06, 30,135.97 and 8,247.08 is: 12,369.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.06 : 30,135.97 = 8,247.08 : x
  2. Step 2: Convert to fraction form
    20,092.06/30,135.97 = 8,247.08/x
  3. Step 3: Cross multiply
    20,092.06x = 30,135.97 × 8,247.08
  4. Step 4: Simplify right side
    20,092.06x = 248,533,875.69
  5. Step 5: Solve for x
    x = 248,533,875.69/20,092.06
  6. Step 6: Final answer
    x = 12,369.75

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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.