Home / 37,819.52-56,717.76-21,392

Finding the Fourth Proportional to 37,819.52, 56,717.76 and 21,392

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Solution

The fourth proportional to 37,819.52, 56,717.76 and 21,392 is: 32,081.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819.52 : 56,717.76 = 21,392 : x
  2. Step 2: Convert to fraction form
    37,819.52/56,717.76 = 21,392/x
  3. Step 3: Cross multiply
    37,819.52x = 56,717.76 × 21,392
  4. Step 4: Simplify right side
    37,819.52x = 1,213,306,321.92
  5. Step 5: Solve for x
    x = 1,213,306,321.92/37,819.52
  6. Step 6: Final answer
    x = 32,081.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.