Home / 31,790.75-47,694.63-11,014.25

Finding the Fourth Proportional to 31,790.75, 47,694.63 and 11,014.25

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Solution

The fourth proportional to 31,790.75, 47,694.63 and 11,014.25 is: 16,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,790.75 : 47,694.63 = 11,014.25 : x
  2. Step 2: Convert to fraction form
    31,790.75/47,694.63 = 11,014.25/x
  3. Step 3: Cross multiply
    31,790.75x = 47,694.63 × 11,014.25
  4. Step 4: Simplify right side
    31,790.75x = 525,320,578.48
  5. Step 5: Solve for x
    x = 525,320,578.48/31,790.75
  6. Step 6: Final answer
    x = 16,524.32

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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.