Home / 33,479.78-46,202.58-18,372.17

Finding the Fourth Proportional to 33,479.78, 46,202.58 and 18,372.17

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Solution

The fourth proportional to 33,479.78, 46,202.58 and 18,372.17 is: 25,353.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.78 : 46,202.58 = 18,372.17 : x
  2. Step 2: Convert to fraction form
    33,479.78/46,202.58 = 18,372.17/x
  3. Step 3: Cross multiply
    33,479.78x = 46,202.58 × 18,372.17
  4. Step 4: Simplify right side
    33,479.78x = 848,841,769.71
  5. Step 5: Solve for x
    x = 848,841,769.71/33,479.78
  6. Step 6: Final answer
    x = 25,353.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.