Home / 18,719.68-25,832.82-10,336

Finding the Fourth Proportional to 18,719.68, 25,832.82 and 10,336

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Solution

The fourth proportional to 18,719.68, 25,832.82 and 10,336 is: 14,263.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,719.68 : 25,832.82 = 10,336 : x
  2. Step 2: Convert to fraction form
    18,719.68/25,832.82 = 10,336/x
  3. Step 3: Cross multiply
    18,719.68x = 25,832.82 × 10,336
  4. Step 4: Simplify right side
    18,719.68x = 267,008,027.52
  5. Step 5: Solve for x
    x = 267,008,027.52/18,719.68
  6. Step 6: Final answer
    x = 14,263.49

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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.