Home / 31,295.16-46,942.94-10,518.66

Finding the Fourth Proportional to 31,295.16, 46,942.94 and 10,518.66

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Solution

The fourth proportional to 31,295.16, 46,942.94 and 10,518.66 is: 15,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.16 : 46,942.94 = 10,518.66 : x
  2. Step 2: Convert to fraction form
    31,295.16/46,942.94 = 10,518.66/x
  3. Step 3: Cross multiply
    31,295.16x = 46,942.94 × 10,518.66
  4. Step 4: Simplify right side
    31,295.16x = 493,776,851.56
  5. Step 5: Solve for x
    x = 493,776,851.56/31,295.16
  6. Step 6: Final answer
    x = 15,778.06

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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.