Home / 31,396.53-47,089.62-10,336.85

Finding the Fourth Proportional to 31,396.53, 47,089.62 and 10,336.85

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Solution

The fourth proportional to 31,396.53, 47,089.62 and 10,336.85 is: 15,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.53 : 47,089.62 = 10,336.85 : x
  2. Step 2: Convert to fraction form
    31,396.53/47,089.62 = 10,336.85/x
  3. Step 3: Cross multiply
    31,396.53x = 47,089.62 × 10,336.85
  4. Step 4: Simplify right side
    31,396.53x = 486,758,103.05
  5. Step 5: Solve for x
    x = 486,758,103.05/31,396.53
  6. Step 6: Final answer
    x = 15,503.56

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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.