Home / 47,782.64-71,665.58-18,202.25

Finding the Fourth Proportional to 47,782.64, 71,665.58 and 18,202.25

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Solution

The fourth proportional to 47,782.64, 71,665.58 and 18,202.25 is: 27,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,782.64 : 71,665.58 = 18,202.25 : x
  2. Step 2: Convert to fraction form
    47,782.64/71,665.58 = 18,202.25/x
  3. Step 3: Cross multiply
    47,782.64x = 71,665.58 × 18,202.25
  4. Step 4: Simplify right side
    47,782.64x = 1,304,475,028.22
  5. Step 5: Solve for x
    x = 1,304,475,028.22/47,782.64
  6. Step 6: Final answer
    x = 27,300.19

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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.