Home / 33,366.84-50,042.78-9,990.28

Finding the Fourth Proportional to 33,366.84, 50,042.78 and 9,990.28

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Solution

The fourth proportional to 33,366.84, 50,042.78 and 9,990.28 is: 14,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,366.84 : 50,042.78 = 9,990.28 : x
  2. Step 2: Convert to fraction form
    33,366.84/50,042.78 = 9,990.28/x
  3. Step 3: Cross multiply
    33,366.84x = 50,042.78 × 9,990.28
  4. Step 4: Simplify right side
    33,366.84x = 499,941,384.18
  5. Step 5: Solve for x
    x = 499,941,384.18/33,366.84
  6. Step 6: Final answer
    x = 14,983.18

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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.