Home / 17,781.68-24,543.44-11,063.48

Finding the Fourth Proportional to 17,781.68, 24,543.44 and 11,063.48

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Solution

The fourth proportional to 17,781.68, 24,543.44 and 11,063.48 is: 15,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781.68 : 24,543.44 = 11,063.48 : x
  2. Step 2: Convert to fraction form
    17,781.68/24,543.44 = 11,063.48/x
  3. Step 3: Cross multiply
    17,781.68x = 24,543.44 × 11,063.48
  4. Step 4: Simplify right side
    17,781.68x = 271,535,857.57
  5. Step 5: Solve for x
    x = 271,535,857.57/17,781.68
  6. Step 6: Final answer
    x = 15,270.54

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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.