Home / 22,523.72-31,082.38-12,451.93

Finding the Fourth Proportional to 22,523.72, 31,082.38 and 12,451.93

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Solution

The fourth proportional to 22,523.72, 31,082.38 and 12,451.93 is: 17,183.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,523.72 : 31,082.38 = 12,451.93 : x
  2. Step 2: Convert to fraction form
    22,523.72/31,082.38 = 12,451.93/x
  3. Step 3: Cross multiply
    22,523.72x = 31,082.38 × 12,451.93
  4. Step 4: Simplify right side
    22,523.72x = 387,035,511.16
  5. Step 5: Solve for x
    x = 387,035,511.16/22,523.72
  6. Step 6: Final answer
    x = 17,183.47

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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.