Home / 31,825.88-47,738.81-11,049.38

Finding the Fourth Proportional to 31,825.88, 47,738.81 and 11,049.38

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Solution

The fourth proportional to 31,825.88, 47,738.81 and 11,049.38 is: 16,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,825.88 : 47,738.81 = 11,049.38 : x
  2. Step 2: Convert to fraction form
    31,825.88/47,738.81 = 11,049.38/x
  3. Step 3: Cross multiply
    31,825.88x = 47,738.81 × 11,049.38
  4. Step 4: Simplify right side
    31,825.88x = 527,484,041.37
  5. Step 5: Solve for x
    x = 527,484,041.37/31,825.88
  6. Step 6: Final answer
    x = 16,574.06

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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.