Home / 23,071.46-31,834.89-12,997.60

Finding the Fourth Proportional to 23,071.46, 31,834.89 and 12,997.60

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Solution

The fourth proportional to 23,071.46, 31,834.89 and 12,997.60 is: 17,934.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,071.46 : 31,834.89 = 12,997.60 : x
  2. Step 2: Convert to fraction form
    23,071.46/31,834.89 = 12,997.60/x
  3. Step 3: Cross multiply
    23,071.46x = 31,834.89 × 12,997.60
  4. Step 4: Simplify right side
    23,071.46x = 413,777,086.68
  5. Step 5: Solve for x
    x = 413,777,086.68/23,071.46
  6. Step 6: Final answer
    x = 17,934.59

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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.