Home / 31,167.75-46,754.07-10,391.25

Finding the Fourth Proportional to 31,167.75, 46,754.07 and 10,391.25

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Solution

The fourth proportional to 31,167.75, 46,754.07 and 10,391.25 is: 15,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,167.75 : 46,754.07 = 10,391.25 : x
  2. Step 2: Convert to fraction form
    31,167.75/46,754.07 = 10,391.25/x
  3. Step 3: Cross multiply
    31,167.75x = 46,754.07 × 10,391.25
  4. Step 4: Simplify right side
    31,167.75x = 485,833,229.89
  5. Step 5: Solve for x
    x = 485,833,229.89/31,167.75
  6. Step 6: Final answer
    x = 15,587.69

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1.5x scale

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.