Home / 33,731.16-50,622.05-12,691.95

Finding the Fourth Proportional to 33,731.16, 50,622.05 and 12,691.95

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Solution

The fourth proportional to 33,731.16, 50,622.05 and 12,691.95 is: 19,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.16 : 50,622.05 = 12,691.95 : x
  2. Step 2: Convert to fraction form
    33,731.16/50,622.05 = 12,691.95/x
  3. Step 3: Cross multiply
    33,731.16x = 50,622.05 × 12,691.95
  4. Step 4: Simplify right side
    33,731.16x = 642,492,527.50
  5. Step 5: Solve for x
    x = 642,492,527.50/33,731.16
  6. Step 6: Final answer
    x = 19,047.45

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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.