Home / 20,192.18-30,292.62-6,151.84

Finding the Fourth Proportional to 20,192.18, 30,292.62 and 6,151.84

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Solution

The fourth proportional to 20,192.18, 30,292.62 and 6,151.84 is: 9,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.18 : 30,292.62 = 6,151.84 : x
  2. Step 2: Convert to fraction form
    20,192.18/30,292.62 = 6,151.84/x
  3. Step 3: Cross multiply
    20,192.18x = 30,292.62 × 6,151.84
  4. Step 4: Simplify right side
    20,192.18x = 186,355,252.62
  5. Step 5: Solve for x
    x = 186,355,252.62/20,192.18
  6. Step 6: Final answer
    x = 9,229.08

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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.