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Finding the Fourth Proportional to 47,672.75, 65,800.49 and 32,571.51

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Solution

The fourth proportional to 47,672.75, 65,800.49 and 32,571.51 is: 44,956.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,672.75 : 65,800.49 = 32,571.51 : x
  2. Step 2: Convert to fraction form
    47,672.75/65,800.49 = 32,571.51/x
  3. Step 3: Cross multiply
    47,672.75x = 65,800.49 × 32,571.51
  4. Step 4: Simplify right side
    47,672.75x = 2,143,221,155.18
  5. Step 5: Solve for x
    x = 2,143,221,155.18/47,672.75
  6. Step 6: Final answer
    x = 44,956.95

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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.