Home / 47,739.60-71,610.81-22,782.30

Finding the Fourth Proportional to 47,739.60, 71,610.81 and 22,782.30

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Solution

The fourth proportional to 47,739.60, 71,610.81 and 22,782.30 is: 34,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739.60 : 71,610.81 = 22,782.30 : x
  2. Step 2: Convert to fraction form
    47,739.60/71,610.81 = 22,782.30/x
  3. Step 3: Cross multiply
    47,739.60x = 71,610.81 × 22,782.30
  4. Step 4: Simplify right side
    47,739.60x = 1,631,458,956.66
  5. Step 5: Solve for x
    x = 1,631,458,956.66/47,739.60
  6. Step 6: Final answer
    x = 34,174.12

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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.