Home / 22,524.94-31,082.97-12,451.51

Finding the Fourth Proportional to 22,524.94, 31,082.97 and 12,451.51

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Solution

The fourth proportional to 22,524.94, 31,082.97 and 12,451.51 is: 17,182.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,524.94 : 31,082.97 = 12,451.51 : x
  2. Step 2: Convert to fraction form
    22,524.94/31,082.97 = 12,451.51/x
  3. Step 3: Cross multiply
    22,524.94x = 31,082.97 × 12,451.51
  4. Step 4: Simplify right side
    22,524.94x = 387,029,911.78
  5. Step 5: Solve for x
    x = 387,029,911.78/22,524.94
  6. Step 6: Final answer
    x = 17,182.28

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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.