Home / 47,667.88-71,520.65-18,093.56

Finding the Fourth Proportional to 47,667.88, 71,520.65 and 18,093.56

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Solution

The fourth proportional to 47,667.88, 71,520.65 and 18,093.56 is: 27,147.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,667.88 : 71,520.65 = 18,093.56 : x
  2. Step 2: Convert to fraction form
    47,667.88/71,520.65 = 18,093.56/x
  3. Step 3: Cross multiply
    47,667.88x = 71,520.65 × 18,093.56
  4. Step 4: Simplify right side
    47,667.88x = 1,294,063,260.35
  5. Step 5: Solve for x
    x = 1,294,063,260.35/47,667.88
  6. Step 6: Final answer
    x = 27,147.49

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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.