Home / 33,449.18-46,161.27-18,342.42

Finding the Fourth Proportional to 33,449.18, 46,161.27 and 18,342.42

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Solution

The fourth proportional to 33,449.18, 46,161.27 and 18,342.42 is: 25,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,449.18 : 46,161.27 = 18,342.42 : x
  2. Step 2: Convert to fraction form
    33,449.18/46,161.27 = 18,342.42/x
  3. Step 3: Cross multiply
    33,449.18x = 46,161.27 × 18,342.42
  4. Step 4: Simplify right side
    33,449.18x = 846,709,454.23
  5. Step 5: Solve for x
    x = 846,709,454.23/33,449.18
  6. Step 6: Final answer
    x = 25,313.31

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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.