Home / 31,334.16-46,942.38-15,520.80

Finding the Fourth Proportional to 31,334.16, 46,942.38 and 15,520.80

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Solution

The fourth proportional to 31,334.16, 46,942.38 and 15,520.80 is: 23,252.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.16 : 46,942.38 = 15,520.80 : x
  2. Step 2: Convert to fraction form
    31,334.16/46,942.38 = 15,520.80/x
  3. Step 3: Cross multiply
    31,334.16x = 46,942.38 × 15,520.80
  4. Step 4: Simplify right side
    31,334.16x = 728,583,291.50
  5. Step 5: Solve for x
    x = 728,583,291.50/31,334.16
  6. Step 6: Final answer
    x = 23,252.04

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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.