Home / 33,078.79-49,507.30-27,155.35

Finding the Fourth Proportional to 33,078.79, 49,507.30 and 27,155.35

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Solution

The fourth proportional to 33,078.79, 49,507.30 and 27,155.35 is: 40,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.79 : 49,507.30 = 27,155.35 : x
  2. Step 2: Convert to fraction form
    33,078.79/49,507.30 = 27,155.35/x
  3. Step 3: Cross multiply
    33,078.79x = 49,507.30 × 27,155.35
  4. Step 4: Simplify right side
    33,078.79x = 1,344,388,059.06
  5. Step 5: Solve for x
    x = 1,344,388,059.06/33,078.79
  6. Step 6: Final answer
    x = 40,642.00

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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.