Home / 22,513.86-33,760.88-11,981.34

Finding the Fourth Proportional to 22,513.86, 33,760.88 and 11,981.34

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Solution

The fourth proportional to 22,513.86, 33,760.88 and 11,981.34 is: 17,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,513.86 : 33,760.88 = 11,981.34 : x
  2. Step 2: Convert to fraction form
    22,513.86/33,760.88 = 11,981.34/x
  3. Step 3: Cross multiply
    22,513.86x = 33,760.88 × 11,981.34
  4. Step 4: Simplify right side
    22,513.86x = 404,500,522.07
  5. Step 5: Solve for x
    x = 404,500,522.07/22,513.86
  6. Step 6: Final answer
    x = 17,966.73

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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.