Home / 22,166.42-33,243.15-18,261.14

Finding the Fourth Proportional to 22,166.42, 33,243.15 and 18,261.14

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Solution

The fourth proportional to 22,166.42, 33,243.15 and 18,261.14 is: 27,386.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.42 : 33,243.15 = 18,261.14 : x
  2. Step 2: Convert to fraction form
    22,166.42/33,243.15 = 18,261.14/x
  3. Step 3: Cross multiply
    22,166.42x = 33,243.15 × 18,261.14
  4. Step 4: Simplify right side
    22,166.42x = 607,057,816.19
  5. Step 5: Solve for x
    x = 607,057,816.19/22,166.42
  6. Step 6: Final answer
    x = 27,386.37

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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.