Home / 31,441.15-47,169.69-9,255.25

Finding the Fourth Proportional to 31,441.15, 47,169.69 and 9,255.25

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Solution

The fourth proportional to 31,441.15, 47,169.69 and 9,255.25 is: 13,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,441.15 : 47,169.69 = 9,255.25 : x
  2. Step 2: Convert to fraction form
    31,441.15/47,169.69 = 9,255.25/x
  3. Step 3: Cross multiply
    31,441.15x = 47,169.69 × 9,255.25
  4. Step 4: Simplify right side
    31,441.15x = 436,567,273.37
  5. Step 5: Solve for x
    x = 436,567,273.37/31,441.15
  6. Step 6: Final answer
    x = 13,885.22

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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.