Home / 33,789.78-50,650.96-15,988.74

Finding the Fourth Proportional to 33,789.78, 50,650.96 and 15,988.74

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Solution

The fourth proportional to 33,789.78, 50,650.96 and 15,988.74 is: 23,967.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,789.78 : 50,650.96 = 15,988.74 : x
  2. Step 2: Convert to fraction form
    33,789.78/50,650.96 = 15,988.74/x
  3. Step 3: Cross multiply
    33,789.78x = 50,650.96 × 15,988.74
  4. Step 4: Simplify right side
    33,789.78x = 809,845,030.19
  5. Step 5: Solve for x
    x = 809,845,030.19/33,789.78
  6. Step 6: Final answer
    x = 23,967.16

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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.