Home / 31,937.58-47,906.67-11,161.14

Finding the Fourth Proportional to 31,937.58, 47,906.67 and 11,161.14

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Solution

The fourth proportional to 31,937.58, 47,906.67 and 11,161.14 is: 16,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.58 : 47,906.67 = 11,161.14 : x
  2. Step 2: Convert to fraction form
    31,937.58/47,906.67 = 11,161.14/x
  3. Step 3: Cross multiply
    31,937.58x = 47,906.67 × 11,161.14
  4. Step 4: Simplify right side
    31,937.58x = 534,693,050.80
  5. Step 5: Solve for x
    x = 534,693,050.80/31,937.58
  6. Step 6: Final answer
    x = 16,741.81

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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.