Home / 20,066.62-30,094.80-8,228.74

Finding the Fourth Proportional to 20,066.62, 30,094.80 and 8,228.74

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Solution

The fourth proportional to 20,066.62, 30,094.80 and 8,228.74 is: 12,341.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.62 : 30,094.80 = 8,228.74 : x
  2. Step 2: Convert to fraction form
    20,066.62/30,094.80 = 8,228.74/x
  3. Step 3: Cross multiply
    20,066.62x = 30,094.80 × 8,228.74
  4. Step 4: Simplify right side
    20,066.62x = 247,642,284.55
  5. Step 5: Solve for x
    x = 247,642,284.55/20,066.62
  6. Step 6: Final answer
    x = 12,341.01

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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.