Home / 31,111.24-46,669.20-8,924.44

Finding the Fourth Proportional to 31,111.24, 46,669.20 and 8,924.44

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Solution

The fourth proportional to 31,111.24, 46,669.20 and 8,924.44 is: 13,387.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.24 : 46,669.20 = 8,924.44 : x
  2. Step 2: Convert to fraction form
    31,111.24/46,669.20 = 8,924.44/x
  3. Step 3: Cross multiply
    31,111.24x = 46,669.20 × 8,924.44
  4. Step 4: Simplify right side
    31,111.24x = 416,496,197.28
  5. Step 5: Solve for x
    x = 416,496,197.28/31,111.24
  6. Step 6: Final answer
    x = 13,387.32

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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.