Home / 21,169.44-29,215.52-11,741.04

Finding the Fourth Proportional to 21,169.44, 29,215.52 and 11,741.04

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Solution

The fourth proportional to 21,169.44, 29,215.52 and 11,741.04 is: 16,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,169.44 : 29,215.52 = 11,741.04 : x
  2. Step 2: Convert to fraction form
    21,169.44/29,215.52 = 11,741.04/x
  3. Step 3: Cross multiply
    21,169.44x = 29,215.52 × 11,741.04
  4. Step 4: Simplify right side
    21,169.44x = 343,020,588.94
  5. Step 5: Solve for x
    x = 343,020,588.94/21,169.44
  6. Step 6: Final answer
    x = 16,203.57

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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.