Home / 22,540.48-33,813.80-9,389.78

Finding the Fourth Proportional to 22,540.48, 33,813.80 and 9,389.78

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Solution

The fourth proportional to 22,540.48, 33,813.80 and 9,389.78 is: 14,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,540.48 : 33,813.80 = 9,389.78 : x
  2. Step 2: Convert to fraction form
    22,540.48/33,813.80 = 9,389.78/x
  3. Step 3: Cross multiply
    22,540.48x = 33,813.80 × 9,389.78
  4. Step 4: Simplify right side
    22,540.48x = 317,504,142.96
  5. Step 5: Solve for x
    x = 317,504,142.96/22,540.48
  6. Step 6: Final answer
    x = 14,085.95

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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.