Home / 19,982.50-27,575.85-11,030

Finding the Fourth Proportional to 19,982.50, 27,575.85 and 11,030

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Solution

The fourth proportional to 19,982.50, 27,575.85 and 11,030 is: 15,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982.50 : 27,575.85 = 11,030 : x
  2. Step 2: Convert to fraction form
    19,982.50/27,575.85 = 11,030/x
  3. Step 3: Cross multiply
    19,982.50x = 27,575.85 × 11,030
  4. Step 4: Simplify right side
    19,982.50x = 304,161,570.35
  5. Step 5: Solve for x
    x = 304,161,570.35/19,982.50
  6. Step 6: Final answer
    x = 15,221.40

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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.