Home / 33,479.87-46,202.40-18,372.69

Finding the Fourth Proportional to 33,479.87, 46,202.40 and 18,372.69

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Solution

The fourth proportional to 33,479.87, 46,202.40 and 18,372.69 is: 25,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479.87 : 46,202.40 = 18,372.69 : x
  2. Step 2: Convert to fraction form
    33,479.87/46,202.40 = 18,372.69/x
  3. Step 3: Cross multiply
    33,479.87x = 46,202.40 × 18,372.69
  4. Step 4: Simplify right side
    33,479.87x = 848,862,372.46
  5. Step 5: Solve for x
    x = 848,862,372.46/33,479.87
  6. Step 6: Final answer
    x = 25,354.41

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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.