Home / 47,758.92-71,613.75-21,441.09

Finding the Fourth Proportional to 47,758.92, 71,613.75 and 21,441.09

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Solution

The fourth proportional to 47,758.92, 71,613.75 and 21,441.09 is: 32,150.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758.92 : 71,613.75 = 21,441.09 : x
  2. Step 2: Convert to fraction form
    47,758.92/71,613.75 = 21,441.09/x
  3. Step 3: Cross multiply
    47,758.92x = 71,613.75 × 21,441.09
  4. Step 4: Simplify right side
    47,758.92x = 1,535,476,858.99
  5. Step 5: Solve for x
    x = 1,535,476,858.99/47,758.92
  6. Step 6: Final answer
    x = 32,150.58

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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.