Home / 15,060.82-20,781.41-10,032.54

Finding the Fourth Proportional to 15,060.82, 20,781.41 and 10,032.54

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Solution

The fourth proportional to 15,060.82, 20,781.41 and 10,032.54 is: 13,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,060.82 : 20,781.41 = 10,032.54 : x
  2. Step 2: Convert to fraction form
    15,060.82/20,781.41 = 10,032.54/x
  3. Step 3: Cross multiply
    15,060.82x = 20,781.41 × 10,032.54
  4. Step 4: Simplify right side
    15,060.82x = 208,490,276.92
  5. Step 5: Solve for x
    x = 208,490,276.92/15,060.82
  6. Step 6: Final answer
    x = 13,843.22

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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.