Home / 22,171.71-33,265.44-13,842.11

Finding the Fourth Proportional to 22,171.71, 33,265.44 and 13,842.11

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Solution

The fourth proportional to 22,171.71, 33,265.44 and 13,842.11 is: 20,768.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,171.71 : 33,265.44 = 13,842.11 : x
  2. Step 2: Convert to fraction form
    22,171.71/33,265.44 = 13,842.11/x
  3. Step 3: Cross multiply
    22,171.71x = 33,265.44 × 13,842.11
  4. Step 4: Simplify right side
    22,171.71x = 460,463,713.35
  5. Step 5: Solve for x
    x = 460,463,713.35/22,171.71
  6. Step 6: Final answer
    x = 20,768.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.