Home / 23,063.42-31,830.57-12,993.85

Finding the Fourth Proportional to 23,063.42, 31,830.57 and 12,993.85

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Solution

The fourth proportional to 23,063.42, 31,830.57 and 12,993.85 is: 17,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,063.42 : 31,830.57 = 12,993.85 : x
  2. Step 2: Convert to fraction form
    23,063.42/31,830.57 = 12,993.85/x
  3. Step 3: Cross multiply
    23,063.42x = 31,830.57 × 12,993.85
  4. Step 4: Simplify right side
    23,063.42x = 413,601,691.78
  5. Step 5: Solve for x
    x = 413,601,691.78/23,063.42
  6. Step 6: Final answer
    x = 17,933.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.