Home / 20,192.28-30,287.94-6,152.28

Finding the Fourth Proportional to 20,192.28, 30,287.94 and 6,152.28

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Solution

The fourth proportional to 20,192.28, 30,287.94 and 6,152.28 is: 9,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.28 : 30,287.94 = 6,152.28 : x
  2. Step 2: Convert to fraction form
    20,192.28/30,287.94 = 6,152.28/x
  3. Step 3: Cross multiply
    20,192.28x = 30,287.94 × 6,152.28
  4. Step 4: Simplify right side
    20,192.28x = 186,339,887.50
  5. Step 5: Solve for x
    x = 186,339,887.50/20,192.28
  6. Step 6: Final answer
    x = 9,228.27

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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.