Home / 19,958.82-27,543.35-11,006.64

Finding the Fourth Proportional to 19,958.82, 27,543.35 and 11,006.64

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Solution

The fourth proportional to 19,958.82, 27,543.35 and 11,006.64 is: 15,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.82 : 27,543.35 = 11,006.64 : x
  2. Step 2: Convert to fraction form
    19,958.82/27,543.35 = 11,006.64/x
  3. Step 3: Cross multiply
    19,958.82x = 27,543.35 × 11,006.64
  4. Step 4: Simplify right side
    19,958.82x = 303,159,737.84
  5. Step 5: Solve for x
    x = 303,159,737.84/19,958.82
  6. Step 6: Final answer
    x = 15,189.26

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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.