Home / 31,314.72-43,180.56-23,774.88

Finding the Fourth Proportional to 31,314.72, 43,180.56 and 23,774.88

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Solution

The fourth proportional to 31,314.72, 43,180.56 and 23,774.88 is: 32,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,314.72 : 43,180.56 = 23,774.88 : x
  2. Step 2: Convert to fraction form
    31,314.72/43,180.56 = 23,774.88/x
  3. Step 3: Cross multiply
    31,314.72x = 43,180.56 × 23,774.88
  4. Step 4: Simplify right side
    31,314.72x = 1,026,612,632.33
  5. Step 5: Solve for x
    x = 1,026,612,632.33/31,314.72
  6. Step 6: Final answer
    x = 32,783.71

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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.