Home / 47,496.92-65,535.68-28,371.60

Finding the Fourth Proportional to 47,496.92, 65,535.68 and 28,371.60

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Solution

The fourth proportional to 47,496.92, 65,535.68 and 28,371.60 is: 39,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,496.92 : 65,535.68 = 28,371.60 : x
  2. Step 2: Convert to fraction form
    47,496.92/65,535.68 = 28,371.60/x
  3. Step 3: Cross multiply
    47,496.92x = 65,535.68 × 28,371.60
  4. Step 4: Simplify right side
    47,496.92x = 1,859,352,169.62
  5. Step 5: Solve for x
    x = 1,859,352,169.62/47,496.92
  6. Step 6: Final answer
    x = 39,146.80

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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.