Home / 33,629.11-46,407.50-21,060.79

Finding the Fourth Proportional to 33,629.11, 46,407.50 and 21,060.79

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Solution

The fourth proportional to 33,629.11, 46,407.50 and 21,060.79 is: 29,063.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,629.11 : 46,407.50 = 21,060.79 : x
  2. Step 2: Convert to fraction form
    33,629.11/46,407.50 = 21,060.79/x
  3. Step 3: Cross multiply
    33,629.11x = 46,407.50 × 21,060.79
  4. Step 4: Simplify right side
    33,629.11x = 977,378,506.62
  5. Step 5: Solve for x
    x = 977,378,506.62/33,629.11
  6. Step 6: Final answer
    x = 29,063.47

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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.