Home / 33,542.18-46,292.59-21,640.13

Finding the Fourth Proportional to 33,542.18, 46,292.59 and 21,640.13

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Solution

The fourth proportional to 33,542.18, 46,292.59 and 21,640.13 is: 29,866.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,542.18 : 46,292.59 = 21,640.13 : x
  2. Step 2: Convert to fraction form
    33,542.18/46,292.59 = 21,640.13/x
  3. Step 3: Cross multiply
    33,542.18x = 46,292.59 × 21,640.13
  4. Step 4: Simplify right side
    33,542.18x = 1,001,777,665.64
  5. Step 5: Solve for x
    x = 1,001,777,665.64/33,542.18
  6. Step 6: Final answer
    x = 29,866.21

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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.