Home / 12,202.68-18,269.43-8,030.14

Finding the Fourth Proportional to 12,202.68, 18,269.43 and 8,030.14

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Solution

The fourth proportional to 12,202.68, 18,269.43 and 8,030.14 is: 12,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202.68 : 18,269.43 = 8,030.14 : x
  2. Step 2: Convert to fraction form
    12,202.68/18,269.43 = 8,030.14/x
  3. Step 3: Cross multiply
    12,202.68x = 18,269.43 × 8,030.14
  4. Step 4: Simplify right side
    12,202.68x = 146,706,080.62
  5. Step 5: Solve for x
    x = 146,706,080.62/12,202.68
  6. Step 6: Final answer
    x = 12,022.45

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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.