Home / 20,152.14-30,228.24-6,112.02

Finding the Fourth Proportional to 20,152.14, 30,228.24 and 6,112.02

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Solution

The fourth proportional to 20,152.14, 30,228.24 and 6,112.02 is: 9,168.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,152.14 : 30,228.24 = 6,112.02 : x
  2. Step 2: Convert to fraction form
    20,152.14/30,228.24 = 6,112.02/x
  3. Step 3: Cross multiply
    20,152.14x = 30,228.24 × 6,112.02
  4. Step 4: Simplify right side
    20,152.14x = 184,755,607.44
  5. Step 5: Solve for x
    x = 184,755,607.44/20,152.14
  6. Step 6: Final answer
    x = 9,168.04

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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.