Home / 47,451.34-71,189.40-14,171.41

Finding the Fourth Proportional to 47,451.34, 71,189.40 and 14,171.41

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Solution

The fourth proportional to 47,451.34, 71,189.40 and 14,171.41 is: 21,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,451.34 : 71,189.40 = 14,171.41 : x
  2. Step 2: Convert to fraction form
    47,451.34/71,189.40 = 14,171.41/x
  3. Step 3: Cross multiply
    47,451.34x = 71,189.40 × 14,171.41
  4. Step 4: Simplify right side
    47,451.34x = 1,008,854,175.05
  5. Step 5: Solve for x
    x = 1,008,854,175.05/47,451.34
  6. Step 6: Final answer
    x = 21,260.82

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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.