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Finding the Fourth Proportional to 47,662.79, 71,494.73 and 14,383.14

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Solution

The fourth proportional to 47,662.79, 71,494.73 and 14,383.14 is: 21,574.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,662.79 : 71,494.73 = 14,383.14 : x
  2. Step 2: Convert to fraction form
    47,662.79/71,494.73 = 14,383.14/x
  3. Step 3: Cross multiply
    47,662.79x = 71,494.73 × 14,383.14
  4. Step 4: Simplify right side
    47,662.79x = 1,028,318,746.81
  5. Step 5: Solve for x
    x = 1,028,318,746.81/47,662.79
  6. Step 6: Final answer
    x = 21,574.88

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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.