Home / 22,631.42-33,936.15-13,274.49

Finding the Fourth Proportional to 22,631.42, 33,936.15 and 13,274.49

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Solution

The fourth proportional to 22,631.42, 33,936.15 and 13,274.49 is: 19,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,631.42 : 33,936.15 = 13,274.49 : x
  2. Step 2: Convert to fraction form
    22,631.42/33,936.15 = 13,274.49/x
  3. Step 3: Cross multiply
    22,631.42x = 33,936.15 × 13,274.49
  4. Step 4: Simplify right side
    22,631.42x = 450,485,083.81
  5. Step 5: Solve for x
    x = 450,485,083.81/22,631.42
  6. Step 6: Final answer
    x = 19,905.30

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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.