Home / 39,474.02-54,473.82-21,569.06

Finding the Fourth Proportional to 39,474.02, 54,473.82 and 21,569.06

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Solution

The fourth proportional to 39,474.02, 54,473.82 and 21,569.06 is: 29,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,474.02 : 54,473.82 = 21,569.06 : x
  2. Step 2: Convert to fraction form
    39,474.02/54,473.82 = 21,569.06/x
  3. Step 3: Cross multiply
    39,474.02x = 54,473.82 × 21,569.06
  4. Step 4: Simplify right side
    39,474.02x = 1,174,949,092.01
  5. Step 5: Solve for x
    x = 1,174,949,092.01/39,474.02
  6. Step 6: Final answer
    x = 29,765.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.