Home / 31,975.76-47,947.96-11,196.24

Finding the Fourth Proportional to 31,975.76, 47,947.96 and 11,196.24

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Solution

The fourth proportional to 31,975.76, 47,947.96 and 11,196.24 is: 16,788.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,975.76 : 47,947.96 = 11,196.24 : x
  2. Step 2: Convert to fraction form
    31,975.76/47,947.96 = 11,196.24/x
  3. Step 3: Cross multiply
    31,975.76x = 47,947.96 × 11,196.24
  4. Step 4: Simplify right side
    31,975.76x = 536,836,867.67
  5. Step 5: Solve for x
    x = 536,836,867.67/31,975.76
  6. Step 6: Final answer
    x = 16,788.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.