Home / 22,596.78-31,183.60-12,525.38

Finding the Fourth Proportional to 22,596.78, 31,183.60 and 12,525.38

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Solution

The fourth proportional to 22,596.78, 31,183.60 and 12,525.38 is: 17,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.78 : 31,183.60 = 12,525.38 : x
  2. Step 2: Convert to fraction form
    22,596.78/31,183.60 = 12,525.38/x
  3. Step 3: Cross multiply
    22,596.78x = 31,183.60 × 12,525.38
  4. Step 4: Simplify right side
    22,596.78x = 390,586,439.77
  5. Step 5: Solve for x
    x = 390,586,439.77/22,596.78
  6. Step 6: Final answer
    x = 17,285.05

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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.