Home / 33,264.84-45,913.20-21,936.39

Finding the Fourth Proportional to 33,264.84, 45,913.20 and 21,936.39

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Solution

The fourth proportional to 33,264.84, 45,913.20 and 21,936.39 is: 30,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,264.84 : 45,913.20 = 21,936.39 : x
  2. Step 2: Convert to fraction form
    33,264.84/45,913.20 = 21,936.39/x
  3. Step 3: Cross multiply
    33,264.84x = 45,913.20 × 21,936.39
  4. Step 4: Simplify right side
    33,264.84x = 1,007,169,606.91
  5. Step 5: Solve for x
    x = 1,007,169,606.91/33,264.84
  6. Step 6: Final answer
    x = 30,277.30

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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.