Home / 31,077.20-46,617.38-8,893.87

Finding the Fourth Proportional to 31,077.20, 46,617.38 and 8,893.87

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Solution

The fourth proportional to 31,077.20, 46,617.38 and 8,893.87 is: 13,341.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,077.20 : 46,617.38 = 8,893.87 : x
  2. Step 2: Convert to fraction form
    31,077.20/46,617.38 = 8,893.87/x
  3. Step 3: Cross multiply
    31,077.20x = 46,617.38 × 8,893.87
  4. Step 4: Simplify right side
    31,077.20x = 414,608,917.46
  5. Step 5: Solve for x
    x = 414,608,917.46/31,077.20
  6. Step 6: Final answer
    x = 13,341.26

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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.