Home / 22,268.04-33,402.12-9,121.68

Finding the Fourth Proportional to 22,268.04, 33,402.12 and 9,121.68

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Solution

The fourth proportional to 22,268.04, 33,402.12 and 9,121.68 is: 13,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.04 : 33,402.12 = 9,121.68 : x
  2. Step 2: Convert to fraction form
    22,268.04/33,402.12 = 9,121.68/x
  3. Step 3: Cross multiply
    22,268.04x = 33,402.12 × 9,121.68
  4. Step 4: Simplify right side
    22,268.04x = 304,683,449.96
  5. Step 5: Solve for x
    x = 304,683,449.96/22,268.04
  6. Step 6: Final answer
    x = 13,682.54

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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.