Home / 20,106.94-30,165.42-6,066.62

Finding the Fourth Proportional to 20,106.94, 30,165.42 and 6,066.62

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Solution

The fourth proportional to 20,106.94, 30,165.42 and 6,066.62 is: 9,101.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,106.94 : 30,165.42 = 6,066.62 : x
  2. Step 2: Convert to fraction form
    20,106.94/30,165.42 = 6,066.62/x
  3. Step 3: Cross multiply
    20,106.94x = 30,165.42 × 6,066.62
  4. Step 4: Simplify right side
    20,106.94x = 183,002,140.28
  5. Step 5: Solve for x
    x = 183,002,140.28/20,106.94
  6. Step 6: Final answer
    x = 9,101.44

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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.