Home / 31,246.85-46,811.39-15,433.36

Finding the Fourth Proportional to 31,246.85, 46,811.39 and 15,433.36

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Solution

The fourth proportional to 31,246.85, 46,811.39 and 15,433.36 is: 23,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,246.85 : 46,811.39 = 15,433.36 : x
  2. Step 2: Convert to fraction form
    31,246.85/46,811.39 = 15,433.36/x
  3. Step 3: Cross multiply
    31,246.85x = 46,811.39 × 15,433.36
  4. Step 4: Simplify right side
    31,246.85x = 722,456,839.78
  5. Step 5: Solve for x
    x = 722,456,839.78/31,246.85
  6. Step 6: Final answer
    x = 23,120.95

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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.