Home / 47,758.91-71,613.72-21,441.11

Finding the Fourth Proportional to 47,758.91, 71,613.72 and 21,441.11

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Solution

The fourth proportional to 47,758.91, 71,613.72 and 21,441.11 is: 32,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,758.91 : 71,613.72 = 21,441.11 : x
  2. Step 2: Convert to fraction form
    47,758.91/71,613.72 = 21,441.11/x
  3. Step 3: Cross multiply
    47,758.91x = 71,613.72 × 21,441.11
  4. Step 4: Simplify right side
    47,758.91x = 1,535,477,289.96
  5. Step 5: Solve for x
    x = 1,535,477,289.96/47,758.91
  6. Step 6: Final answer
    x = 32,150.60

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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.