Home / 22,858.44-31,550.99-13,300.17

Finding the Fourth Proportional to 22,858.44, 31,550.99 and 13,300.17

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Solution

The fourth proportional to 22,858.44, 31,550.99 and 13,300.17 is: 18,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.44 : 31,550.99 = 13,300.17 : x
  2. Step 2: Convert to fraction form
    22,858.44/31,550.99 = 13,300.17/x
  3. Step 3: Cross multiply
    22,858.44x = 31,550.99 × 13,300.17
  4. Step 4: Simplify right side
    22,858.44x = 419,633,464.17
  5. Step 5: Solve for x
    x = 419,633,464.17/22,858.44
  6. Step 6: Final answer
    x = 18,357.92

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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.