Home / 33,863.52-46,718.30-21,109.26

Finding the Fourth Proportional to 33,863.52, 46,718.30 and 21,109.26

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Solution

The fourth proportional to 33,863.52, 46,718.30 and 21,109.26 is: 29,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,863.52 : 46,718.30 = 21,109.26 : x
  2. Step 2: Convert to fraction form
    33,863.52/46,718.30 = 21,109.26/x
  3. Step 3: Cross multiply
    33,863.52x = 46,718.30 × 21,109.26
  4. Step 4: Simplify right side
    33,863.52x = 986,188,741.46
  5. Step 5: Solve for x
    x = 986,188,741.46/33,863.52
  6. Step 6: Final answer
    x = 29,122.45

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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.