Home / 18,233.91-25,163.61-10,276.47

Finding the Fourth Proportional to 18,233.91, 25,163.61 and 10,276.47

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Solution

The fourth proportional to 18,233.91, 25,163.61 and 10,276.47 is: 14,181.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.91 : 25,163.61 = 10,276.47 : x
  2. Step 2: Convert to fraction form
    18,233.91/25,163.61 = 10,276.47/x
  3. Step 3: Cross multiply
    18,233.91x = 25,163.61 × 10,276.47
  4. Step 4: Simplify right side
    18,233.91x = 258,593,083.26
  5. Step 5: Solve for x
    x = 258,593,083.26/18,233.91
  6. Step 6: Final answer
    x = 14,181.99

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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.