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Finding the Fourth Proportional to 57,349.62, 86,022.63 and 15,796.26

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Solution

The fourth proportional to 57,349.62, 86,022.63 and 15,796.26 is: 23,693.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,349.62 : 86,022.63 = 15,796.26 : x
  2. Step 2: Convert to fraction form
    57,349.62/86,022.63 = 15,796.26/x
  3. Step 3: Cross multiply
    57,349.62x = 86,022.63 × 15,796.26
  4. Step 4: Simplify right side
    57,349.62x = 1,358,835,829.36
  5. Step 5: Solve for x
    x = 1,358,835,829.36/57,349.62
  6. Step 6: Final answer
    x = 23,693.89

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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.