Home / 47,769.74-71,654.78-14,490.09

Finding the Fourth Proportional to 47,769.74, 71,654.78 and 14,490.09

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Solution

The fourth proportional to 47,769.74, 71,654.78 and 14,490.09 is: 21,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,769.74 : 71,654.78 = 14,490.09 : x
  2. Step 2: Convert to fraction form
    47,769.74/71,654.78 = 14,490.09/x
  3. Step 3: Cross multiply
    47,769.74x = 71,654.78 × 14,490.09
  4. Step 4: Simplify right side
    47,769.74x = 1,038,284,138.68
  5. Step 5: Solve for x
    x = 1,038,284,138.68/47,769.74
  6. Step 6: Final answer
    x = 21,735.19

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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.