Home / 22,101.23-33,135.28-13,334.09

Finding the Fourth Proportional to 22,101.23, 33,135.28 and 13,334.09

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Solution

The fourth proportional to 22,101.23, 33,135.28 and 13,334.09 is: 19,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101.23 : 33,135.28 = 13,334.09 : x
  2. Step 2: Convert to fraction form
    22,101.23/33,135.28 = 13,334.09/x
  3. Step 3: Cross multiply
    22,101.23x = 33,135.28 × 13,334.09
  4. Step 4: Simplify right side
    22,101.23x = 441,828,606.68
  5. Step 5: Solve for x
    x = 441,828,606.68/22,101.23
  6. Step 6: Final answer
    x = 19,991.13

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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.