Home / 33,690.88-50,512.08-15,911.68

Finding the Fourth Proportional to 33,690.88, 50,512.08 and 15,911.68

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Solution

The fourth proportional to 33,690.88, 50,512.08 and 15,911.68 is: 23,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,690.88 : 50,512.08 = 15,911.68 : x
  2. Step 2: Convert to fraction form
    33,690.88/50,512.08 = 15,911.68/x
  3. Step 3: Cross multiply
    33,690.88x = 50,512.08 × 15,911.68
  4. Step 4: Simplify right side
    33,690.88x = 803,732,053.09
  5. Step 5: Solve for x
    x = 803,732,053.09/33,690.88
  6. Step 6: Final answer
    x = 23,856.07

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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.