Home / 22,914.08-31,618.62-13,958.33

Finding the Fourth Proportional to 22,914.08, 31,618.62 and 13,958.33

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Solution

The fourth proportional to 22,914.08, 31,618.62 and 13,958.33 is: 19,260.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914.08 : 31,618.62 = 13,958.33 : x
  2. Step 2: Convert to fraction form
    22,914.08/31,618.62 = 13,958.33/x
  3. Step 3: Cross multiply
    22,914.08x = 31,618.62 × 13,958.33
  4. Step 4: Simplify right side
    22,914.08x = 441,343,132.10
  5. Step 5: Solve for x
    x = 441,343,132.10/22,914.08
  6. Step 6: Final answer
    x = 19,260.78

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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.