Home / 31,334.04-46,942.18-15,520.68

Finding the Fourth Proportional to 31,334.04, 46,942.18 and 15,520.68

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Solution

The fourth proportional to 31,334.04, 46,942.18 and 15,520.68 is: 23,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,334.04 : 46,942.18 = 15,520.68 : x
  2. Step 2: Convert to fraction form
    31,334.04/46,942.18 = 15,520.68/x
  3. Step 3: Cross multiply
    31,334.04x = 46,942.18 × 15,520.68
  4. Step 4: Simplify right side
    31,334.04x = 728,574,554.28
  5. Step 5: Solve for x
    x = 728,574,554.28/31,334.04
  6. Step 6: Final answer
    x = 23,251.85

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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.