Home / 31,458.75-47,195.42-10,682.25

Finding the Fourth Proportional to 31,458.75, 47,195.42 and 10,682.25

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Solution

The fourth proportional to 31,458.75, 47,195.42 and 10,682.25 is: 16,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,458.75 : 47,195.42 = 10,682.25 : x
  2. Step 2: Convert to fraction form
    31,458.75/47,195.42 = 10,682.25/x
  3. Step 3: Cross multiply
    31,458.75x = 47,195.42 × 10,682.25
  4. Step 4: Simplify right side
    31,458.75x = 504,153,275.30
  5. Step 5: Solve for x
    x = 504,153,275.30/31,458.75
  6. Step 6: Final answer
    x = 16,025.85

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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.