Home / 31,110.39-46,656-8,917.83

Finding the Fourth Proportional to 31,110.39, 46,656 and 8,917.83

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Solution

The fourth proportional to 31,110.39, 46,656 and 8,917.83 is: 13,374.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,110.39 : 46,656 = 8,917.83 : x
  2. Step 2: Convert to fraction form
    31,110.39/46,656 = 8,917.83/x
  3. Step 3: Cross multiply
    31,110.39x = 46,656 × 8,917.83
  4. Step 4: Simplify right side
    31,110.39x = 416,070,276.48
  5. Step 5: Solve for x
    x = 416,070,276.48/31,110.39
  6. Step 6: Final answer
    x = 13,374.00

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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.