Home / 22,596.91-31,183.99-12,525.57

Finding the Fourth Proportional to 22,596.91, 31,183.99 and 12,525.57

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Solution

The fourth proportional to 22,596.91, 31,183.99 and 12,525.57 is: 17,285.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.91 : 31,183.99 = 12,525.57 : x
  2. Step 2: Convert to fraction form
    22,596.91/31,183.99 = 12,525.57/x
  3. Step 3: Cross multiply
    22,596.91x = 31,183.99 × 12,525.57
  4. Step 4: Simplify right side
    22,596.91x = 390,597,218.31
  5. Step 5: Solve for x
    x = 390,597,218.31/22,596.91
  6. Step 6: Final answer
    x = 17,285.43

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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.