Home / 27,551.26-38,009.82-17,988.09

Finding the Fourth Proportional to 27,551.26, 38,009.82 and 17,988.09

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Solution

The fourth proportional to 27,551.26, 38,009.82 and 17,988.09 is: 24,816.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.26 : 38,009.82 = 17,988.09 : x
  2. Step 2: Convert to fraction form
    27,551.26/38,009.82 = 17,988.09/x
  3. Step 3: Cross multiply
    27,551.26x = 38,009.82 × 17,988.09
  4. Step 4: Simplify right side
    27,551.26x = 683,724,201.77
  5. Step 5: Solve for x
    x = 683,724,201.77/27,551.26
  6. Step 6: Final answer
    x = 24,816.44

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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.