Home / 27,141.76-37,456.24-15,204.48

Finding the Fourth Proportional to 27,141.76, 37,456.24 and 15,204.48

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Solution

The fourth proportional to 27,141.76, 37,456.24 and 15,204.48 is: 20,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141.76 : 37,456.24 = 15,204.48 : x
  2. Step 2: Convert to fraction form
    27,141.76/37,456.24 = 15,204.48/x
  3. Step 3: Cross multiply
    27,141.76x = 37,456.24 × 15,204.48
  4. Step 4: Simplify right side
    27,141.76x = 569,502,651.96
  5. Step 5: Solve for x
    x = 569,502,651.96/27,141.76
  6. Step 6: Final answer
    x = 20,982.52

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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.