Home / 31,922.67-47,904.66-14,391.44

Finding the Fourth Proportional to 31,922.67, 47,904.66 and 14,391.44

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Solution

The fourth proportional to 31,922.67, 47,904.66 and 14,391.44 is: 21,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,922.67 : 47,904.66 = 14,391.44 : x
  2. Step 2: Convert to fraction form
    31,922.67/47,904.66 = 14,391.44/x
  3. Step 3: Cross multiply
    31,922.67x = 47,904.66 × 14,391.44
  4. Step 4: Simplify right side
    31,922.67x = 689,416,800.59
  5. Step 5: Solve for x
    x = 689,416,800.59/31,922.67
  6. Step 6: Final answer
    x = 21,596.46

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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.