Home / 22,794.90-31,455.99-12,724.44

Finding the Fourth Proportional to 22,794.90, 31,455.99 and 12,724.44

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Solution

The fourth proportional to 22,794.90, 31,455.99 and 12,724.44 is: 17,559.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.90 : 31,455.99 = 12,724.44 : x
  2. Step 2: Convert to fraction form
    22,794.90/31,455.99 = 12,724.44/x
  3. Step 3: Cross multiply
    22,794.90x = 31,455.99 × 12,724.44
  4. Step 4: Simplify right side
    22,794.90x = 400,259,857.40
  5. Step 5: Solve for x
    x = 400,259,857.40/22,794.90
  6. Step 6: Final answer
    x = 17,559.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.