Home / 22,937.43-31,651.14-12,863.80

Finding the Fourth Proportional to 22,937.43, 31,651.14 and 12,863.80

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Solution

The fourth proportional to 22,937.43, 31,651.14 and 12,863.80 is: 17,750.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,937.43 : 31,651.14 = 12,863.80 : x
  2. Step 2: Convert to fraction form
    22,937.43/31,651.14 = 12,863.80/x
  3. Step 3: Cross multiply
    22,937.43x = 31,651.14 × 12,863.80
  4. Step 4: Simplify right side
    22,937.43x = 407,153,934.73
  5. Step 5: Solve for x
    x = 407,153,934.73/22,937.43
  6. Step 6: Final answer
    x = 17,750.63

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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.