Home / 34,664.20-47,836.44-18,748.68

Finding the Fourth Proportional to 34,664.20, 47,836.44 and 18,748.68

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Solution

The fourth proportional to 34,664.20, 47,836.44 and 18,748.68 is: 25,873.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.20 : 47,836.44 = 18,748.68 : x
  2. Step 2: Convert to fraction form
    34,664.20/47,836.44 = 18,748.68/x
  3. Step 3: Cross multiply
    34,664.20x = 47,836.44 × 18,748.68
  4. Step 4: Simplify right side
    34,664.20x = 896,870,105.90
  5. Step 5: Solve for x
    x = 896,870,105.90/34,664.20
  6. Step 6: Final answer
    x = 25,873.09

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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.