Home / 47,502.99-71,245.05-13,772.97

Finding the Fourth Proportional to 47,502.99, 71,245.05 and 13,772.97

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Solution

The fourth proportional to 47,502.99, 71,245.05 and 13,772.97 is: 20,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,502.99 : 71,245.05 = 13,772.97 : x
  2. Step 2: Convert to fraction form
    47,502.99/71,245.05 = 13,772.97/x
  3. Step 3: Cross multiply
    47,502.99x = 71,245.05 × 13,772.97
  4. Step 4: Simplify right side
    47,502.99x = 981,255,936.30
  5. Step 5: Solve for x
    x = 981,255,936.30/47,502.99
  6. Step 6: Final answer
    x = 20,656.72

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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.