Home / 31,937.56-47,863.89-16,941.59

Finding the Fourth Proportional to 31,937.56, 47,863.89 and 16,941.59

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Solution

The fourth proportional to 31,937.56, 47,863.89 and 16,941.59 is: 25,389.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.56 : 47,863.89 = 16,941.59 : x
  2. Step 2: Convert to fraction form
    31,937.56/47,863.89 = 16,941.59/x
  3. Step 3: Cross multiply
    31,937.56x = 47,863.89 × 16,941.59
  4. Step 4: Simplify right side
    31,937.56x = 810,890,400.19
  5. Step 5: Solve for x
    x = 810,890,400.19/31,937.56
  6. Step 6: Final answer
    x = 25,389.87

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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.