Home / 33,857.92-46,747.02-21,116.08

Finding the Fourth Proportional to 33,857.92, 46,747.02 and 21,116.08

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Solution

The fourth proportional to 33,857.92, 46,747.02 and 21,116.08 is: 29,154.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,857.92 : 46,747.02 = 21,116.08 : x
  2. Step 2: Convert to fraction form
    33,857.92/46,747.02 = 21,116.08/x
  3. Step 3: Cross multiply
    33,857.92x = 46,747.02 × 21,116.08
  4. Step 4: Simplify right side
    33,857.92x = 987,113,814.08
  5. Step 5: Solve for x
    x = 987,113,814.08/33,857.92
  6. Step 6: Final answer
    x = 29,154.59

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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.