Home / 22,794.72-31,464.48-13,359.84

Finding the Fourth Proportional to 22,794.72, 31,464.48 and 13,359.84

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Solution

The fourth proportional to 22,794.72, 31,464.48 and 13,359.84 is: 18,441.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.72 : 31,464.48 = 13,359.84 : x
  2. Step 2: Convert to fraction form
    22,794.72/31,464.48 = 13,359.84/x
  3. Step 3: Cross multiply
    22,794.72x = 31,464.48 × 13,359.84
  4. Step 4: Simplify right side
    22,794.72x = 420,360,418.48
  5. Step 5: Solve for x
    x = 420,360,418.48/22,794.72
  6. Step 6: Final answer
    x = 18,441.13

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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.