Home / 33,330.38-49,997.39-9,958.64

Finding the Fourth Proportional to 33,330.38, 49,997.39 and 9,958.64

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Solution

The fourth proportional to 33,330.38, 49,997.39 and 9,958.64 is: 14,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.38 : 49,997.39 = 9,958.64 : x
  2. Step 2: Convert to fraction form
    33,330.38/49,997.39 = 9,958.64/x
  3. Step 3: Cross multiply
    33,330.38x = 49,997.39 × 9,958.64
  4. Step 4: Simplify right side
    33,330.38x = 497,905,708.17
  5. Step 5: Solve for x
    x = 497,905,708.17/33,330.38
  6. Step 6: Final answer
    x = 14,938.50

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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.