Home / 39,760.16-54,808.36-33,687.98

Finding the Fourth Proportional to 39,760.16, 54,808.36 and 33,687.98

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Solution

The fourth proportional to 39,760.16, 54,808.36 and 33,687.98 is: 46,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,760.16 : 54,808.36 = 33,687.98 : x
  2. Step 2: Convert to fraction form
    39,760.16/54,808.36 = 33,687.98/x
  3. Step 3: Cross multiply
    39,760.16x = 54,808.36 × 33,687.98
  4. Step 4: Simplify right side
    39,760.16x = 1,846,382,935.51
  5. Step 5: Solve for x
    x = 1,846,382,935.51/39,760.16
  6. Step 6: Final answer
    x = 46,438.02

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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.