Home / 17,215.44-23,727.12-14,819.46

Finding the Fourth Proportional to 17,215.44, 23,727.12 and 14,819.46

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Solution

The fourth proportional to 17,215.44, 23,727.12 and 14,819.46 is: 20,424.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.44 : 23,727.12 = 14,819.46 : x
  2. Step 2: Convert to fraction form
    17,215.44/23,727.12 = 14,819.46/x
  3. Step 3: Cross multiply
    17,215.44x = 23,727.12 × 14,819.46
  4. Step 4: Simplify right side
    17,215.44x = 351,623,105.76
  5. Step 5: Solve for x
    x = 351,623,105.76/17,215.44
  6. Step 6: Final answer
    x = 20,424.87

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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.