Home / 31,277.43-46,918.77-10,217.12

Finding the Fourth Proportional to 31,277.43, 46,918.77 and 10,217.12

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Solution

The fourth proportional to 31,277.43, 46,918.77 and 10,217.12 is: 15,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.43 : 46,918.77 = 10,217.12 : x
  2. Step 2: Convert to fraction form
    31,277.43/46,918.77 = 10,217.12/x
  3. Step 3: Cross multiply
    31,277.43x = 46,918.77 × 10,217.12
  4. Step 4: Simplify right side
    31,277.43x = 479,374,468.75
  5. Step 5: Solve for x
    x = 479,374,468.75/31,277.43
  6. Step 6: Final answer
    x = 15,326.53

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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.