Home / 31,523.54-43,499.28-18,091.58

Finding the Fourth Proportional to 31,523.54, 43,499.28 and 18,091.58

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Solution

The fourth proportional to 31,523.54, 43,499.28 and 18,091.58 is: 24,964.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,523.54 : 43,499.28 = 18,091.58 : x
  2. Step 2: Convert to fraction form
    31,523.54/43,499.28 = 18,091.58/x
  3. Step 3: Cross multiply
    31,523.54x = 43,499.28 × 18,091.58
  4. Step 4: Simplify right side
    31,523.54x = 786,970,704.06
  5. Step 5: Solve for x
    x = 786,970,704.06/31,523.54
  6. Step 6: Final answer
    x = 24,964.54

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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.