Home / 39,356.78-59,022.75-15,654.02

Finding the Fourth Proportional to 39,356.78, 59,022.75 and 15,654.02

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Solution

The fourth proportional to 39,356.78, 59,022.75 and 15,654.02 is: 23,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,356.78 : 59,022.75 = 15,654.02 : x
  2. Step 2: Convert to fraction form
    39,356.78/59,022.75 = 15,654.02/x
  3. Step 3: Cross multiply
    39,356.78x = 59,022.75 × 15,654.02
  4. Step 4: Simplify right side
    39,356.78x = 923,943,308.96
  5. Step 5: Solve for x
    x = 923,943,308.96/39,356.78
  6. Step 6: Final answer
    x = 23,476.09

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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.