Home / 33,618.24-46,396.80-21,047.04

Finding the Fourth Proportional to 33,618.24, 46,396.80 and 21,047.04

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Solution

The fourth proportional to 33,618.24, 46,396.80 and 21,047.04 is: 29,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,618.24 : 46,396.80 = 21,047.04 : x
  2. Step 2: Convert to fraction form
    33,618.24/46,396.80 = 21,047.04/x
  3. Step 3: Cross multiply
    33,618.24x = 46,396.80 × 21,047.04
  4. Step 4: Simplify right side
    33,618.24x = 976,515,305.47
  5. Step 5: Solve for x
    x = 976,515,305.47/33,618.24
  6. Step 6: Final answer
    x = 29,047.19

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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.