Home / 47,755.29-71,633.48-14,475.09

Finding the Fourth Proportional to 47,755.29, 71,633.48 and 14,475.09

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Solution

The fourth proportional to 47,755.29, 71,633.48 and 14,475.09 is: 21,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.29 : 71,633.48 = 14,475.09 : x
  2. Step 2: Convert to fraction form
    47,755.29/71,633.48 = 14,475.09/x
  3. Step 3: Cross multiply
    47,755.29x = 71,633.48 × 14,475.09
  4. Step 4: Simplify right side
    47,755.29x = 1,036,900,997.64
  5. Step 5: Solve for x
    x = 1,036,900,997.64/47,755.29
  6. Step 6: Final answer
    x = 21,712.80

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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.