Home / 22,797.76-31,466.15-13,369.36

Finding the Fourth Proportional to 22,797.76, 31,466.15 and 13,369.36

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Solution

The fourth proportional to 22,797.76, 31,466.15 and 13,369.36 is: 18,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,797.76 : 31,466.15 = 13,369.36 : x
  2. Step 2: Convert to fraction form
    22,797.76/31,466.15 = 13,369.36/x
  3. Step 3: Cross multiply
    22,797.76x = 31,466.15 × 13,369.36
  4. Step 4: Simplify right side
    22,797.76x = 420,682,287.16
  5. Step 5: Solve for x
    x = 420,682,287.16/22,797.76
  6. Step 6: Final answer
    x = 18,452.79

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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.