Home / 31,147.44-46,727.76-10,372.56

Finding the Fourth Proportional to 31,147.44, 46,727.76 and 10,372.56

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Solution

The fourth proportional to 31,147.44, 46,727.76 and 10,372.56 is: 15,561.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,147.44 : 46,727.76 = 10,372.56 : x
  2. Step 2: Convert to fraction form
    31,147.44/46,727.76 = 10,372.56/x
  3. Step 3: Cross multiply
    31,147.44x = 46,727.76 × 10,372.56
  4. Step 4: Simplify right side
    31,147.44x = 484,686,494.27
  5. Step 5: Solve for x
    x = 484,686,494.27/31,147.44
  6. Step 6: Final answer
    x = 15,561.04

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1.5x scale

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.