Home / 47,618.24-71,410.80-19,530.32

Finding the Fourth Proportional to 47,618.24, 71,410.80 and 19,530.32

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Solution

The fourth proportional to 47,618.24, 71,410.80 and 19,530.32 is: 29,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,618.24 : 71,410.80 = 19,530.32 : x
  2. Step 2: Convert to fraction form
    47,618.24/71,410.80 = 19,530.32/x
  3. Step 3: Cross multiply
    47,618.24x = 71,410.80 × 19,530.32
  4. Step 4: Simplify right side
    47,618.24x = 1,394,675,775.46
  5. Step 5: Solve for x
    x = 1,394,675,775.46/47,618.24
  6. Step 6: Final answer
    x = 29,288.69

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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.