Home / 29,140.97-43,637.64-18,069.28

Finding the Fourth Proportional to 29,140.97, 43,637.64 and 18,069.28

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Solution

The fourth proportional to 29,140.97, 43,637.64 and 18,069.28 is: 27,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,140.97 : 43,637.64 = 18,069.28 : x
  2. Step 2: Convert to fraction form
    29,140.97/43,637.64 = 18,069.28/x
  3. Step 3: Cross multiply
    29,140.97x = 43,637.64 × 18,069.28
  4. Step 4: Simplify right side
    29,140.97x = 788,500,558.85
  5. Step 5: Solve for x
    x = 788,500,558.85/29,140.97
  6. Step 6: Final answer
    x = 27,058.15

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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.