Home / 22,923.84-31,634.99-13,370.33

Finding the Fourth Proportional to 22,923.84, 31,634.99 and 13,370.33

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Solution

The fourth proportional to 22,923.84, 31,634.99 and 13,370.33 is: 18,451.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,923.84 : 31,634.99 = 13,370.33 : x
  2. Step 2: Convert to fraction form
    22,923.84/31,634.99 = 13,370.33/x
  3. Step 3: Cross multiply
    22,923.84x = 31,634.99 × 13,370.33
  4. Step 4: Simplify right side
    22,923.84x = 422,970,212.96
  5. Step 5: Solve for x
    x = 422,970,212.96/22,923.84
  6. Step 6: Final answer
    x = 18,451.10

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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.