Home / 47,494.35-71,255.79-14,215.50

Finding the Fourth Proportional to 47,494.35, 71,255.79 and 14,215.50

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Solution

The fourth proportional to 47,494.35, 71,255.79 and 14,215.50 is: 21,327.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,494.35 : 71,255.79 = 14,215.50 : x
  2. Step 2: Convert to fraction form
    47,494.35/71,255.79 = 14,215.50/x
  3. Step 3: Cross multiply
    47,494.35x = 71,255.79 × 14,215.50
  4. Step 4: Simplify right side
    47,494.35x = 1,012,936,682.75
  5. Step 5: Solve for x
    x = 1,012,936,682.75/47,494.35
  6. Step 6: Final answer
    x = 21,327.52

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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.