Home / 31,741.35-47,578.45-11,737.99

Finding the Fourth Proportional to 31,741.35, 47,578.45 and 11,737.99

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Solution

The fourth proportional to 31,741.35, 47,578.45 and 11,737.99 is: 17,594.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,741.35 : 47,578.45 = 11,737.99 : x
  2. Step 2: Convert to fraction form
    31,741.35/47,578.45 = 11,737.99/x
  3. Step 3: Cross multiply
    31,741.35x = 47,578.45 × 11,737.99
  4. Step 4: Simplify right side
    31,741.35x = 558,475,292.10
  5. Step 5: Solve for x
    x = 558,475,292.10/31,741.35
  6. Step 6: Final answer
    x = 17,594.57

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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.