Home / 33,542.52-46,288.66-18,638.52

Finding the Fourth Proportional to 33,542.52, 46,288.66 and 18,638.52

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Solution

The fourth proportional to 33,542.52, 46,288.66 and 18,638.52 is: 25,721.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,542.52 : 46,288.66 = 18,638.52 : x
  2. Step 2: Convert to fraction form
    33,542.52/46,288.66 = 18,638.52/x
  3. Step 3: Cross multiply
    33,542.52x = 46,288.66 × 18,638.52
  4. Step 4: Simplify right side
    33,542.52x = 862,752,115.18
  5. Step 5: Solve for x
    x = 862,752,115.18/33,542.52
  6. Step 6: Final answer
    x = 25,721.15

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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.