Home / 22,644.14-33,975.81-12,111.42

Finding the Fourth Proportional to 22,644.14, 33,975.81 and 12,111.42

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Solution

The fourth proportional to 22,644.14, 33,975.81 and 12,111.42 is: 18,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,644.14 : 33,975.81 = 12,111.42 : x
  2. Step 2: Convert to fraction form
    22,644.14/33,975.81 = 12,111.42/x
  3. Step 3: Cross multiply
    22,644.14x = 33,975.81 × 12,111.42
  4. Step 4: Simplify right side
    22,644.14x = 411,495,304.75
  5. Step 5: Solve for x
    x = 411,495,304.75/22,644.14
  6. Step 6: Final answer
    x = 18,172.27

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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.