Home / 47,944.78-71,905.62-14,665.13

Finding the Fourth Proportional to 47,944.78, 71,905.62 and 14,665.13

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Solution

The fourth proportional to 47,944.78, 71,905.62 and 14,665.13 is: 21,994.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,944.78 : 71,905.62 = 14,665.13 : x
  2. Step 2: Convert to fraction form
    47,944.78/71,905.62 = 14,665.13/x
  3. Step 3: Cross multiply
    47,944.78x = 71,905.62 × 14,665.13
  4. Step 4: Simplify right side
    47,944.78x = 1,054,505,499.79
  5. Step 5: Solve for x
    x = 1,054,505,499.79/47,944.78
  6. Step 6: Final answer
    x = 21,994.17

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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.