Home / 31,163.28-46,743.30-10,103.01

Finding the Fourth Proportional to 31,163.28, 46,743.30 and 10,103.01

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Solution

The fourth proportional to 31,163.28, 46,743.30 and 10,103.01 is: 15,153.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.28 : 46,743.30 = 10,103.01 : x
  2. Step 2: Convert to fraction form
    31,163.28/46,743.30 = 10,103.01/x
  3. Step 3: Cross multiply
    31,163.28x = 46,743.30 × 10,103.01
  4. Step 4: Simplify right side
    31,163.28x = 472,248,027.33
  5. Step 5: Solve for x
    x = 472,248,027.33/31,163.28
  6. Step 6: Final answer
    x = 15,153.99

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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.