Home / 27,532.96-38,001.39-16,781.33

Finding the Fourth Proportional to 27,532.96, 38,001.39 and 16,781.33

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Solution

The fourth proportional to 27,532.96, 38,001.39 and 16,781.33 is: 23,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,532.96 : 38,001.39 = 16,781.33 : x
  2. Step 2: Convert to fraction form
    27,532.96/38,001.39 = 16,781.33/x
  3. Step 3: Cross multiply
    27,532.96x = 38,001.39 × 16,781.33
  4. Step 4: Simplify right side
    27,532.96x = 637,713,866.05
  5. Step 5: Solve for x
    x = 637,713,866.05/27,532.96
  6. Step 6: Final answer
    x = 23,161.83

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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.