Home / 48,507.07-66,939.78-27,286.36

Finding the Fourth Proportional to 48,507.07, 66,939.78 and 27,286.36

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Solution

The fourth proportional to 48,507.07, 66,939.78 and 27,286.36 is: 37,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,507.07 : 66,939.78 = 27,286.36 : x
  2. Step 2: Convert to fraction form
    48,507.07/66,939.78 = 27,286.36/x
  3. Step 3: Cross multiply
    48,507.07x = 66,939.78 × 27,286.36
  4. Step 4: Simplify right side
    48,507.07x = 1,826,542,935.40
  5. Step 5: Solve for x
    x = 1,826,542,935.40/48,507.07
  6. Step 6: Final answer
    x = 37,655.19

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1.5x scale

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.