Home / 19,644.68-27,110.42-11,262.76

Finding the Fourth Proportional to 19,644.68, 27,110.42 and 11,262.76

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Solution

The fourth proportional to 19,644.68, 27,110.42 and 11,262.76 is: 15,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.68 : 27,110.42 = 11,262.76 : x
  2. Step 2: Convert to fraction form
    19,644.68/27,110.42 = 11,262.76/x
  3. Step 3: Cross multiply
    19,644.68x = 27,110.42 × 11,262.76
  4. Step 4: Simplify right side
    19,644.68x = 305,338,153.96
  5. Step 5: Solve for x
    x = 305,338,153.96/19,644.68
  6. Step 6: Final answer
    x = 15,543.05

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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.