Home / 33,119.39-49,679.65-9,427.54

Finding the Fourth Proportional to 33,119.39, 49,679.65 and 9,427.54

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Solution

The fourth proportional to 33,119.39, 49,679.65 and 9,427.54 is: 14,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.39 : 49,679.65 = 9,427.54 : x
  2. Step 2: Convert to fraction form
    33,119.39/49,679.65 = 9,427.54/x
  3. Step 3: Cross multiply
    33,119.39x = 49,679.65 × 9,427.54
  4. Step 4: Simplify right side
    33,119.39x = 468,356,840.42
  5. Step 5: Solve for x
    x = 468,356,840.42/33,119.39
  6. Step 6: Final answer
    x = 14,141.47

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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.