Home / 33,823.90-50,680.43-18,012.14

Finding the Fourth Proportional to 33,823.90, 50,680.43 and 18,012.14

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Solution

The fourth proportional to 33,823.90, 50,680.43 and 18,012.14 is: 26,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,823.90 : 50,680.43 = 18,012.14 : x
  2. Step 2: Convert to fraction form
    33,823.90/50,680.43 = 18,012.14/x
  3. Step 3: Cross multiply
    33,823.90x = 50,680.43 × 18,012.14
  4. Step 4: Simplify right side
    33,823.90x = 912,863,000.42
  5. Step 5: Solve for x
    x = 912,863,000.42/33,823.90
  6. Step 6: Final answer
    x = 26,988.70

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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.