Home / 39,480.34-54,540.49-34,165.93

Finding the Fourth Proportional to 39,480.34, 54,540.49 and 34,165.93

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Solution

The fourth proportional to 39,480.34, 54,540.49 and 34,165.93 is: 47,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,480.34 : 54,540.49 = 34,165.93 : x
  2. Step 2: Convert to fraction form
    39,480.34/54,540.49 = 34,165.93/x
  3. Step 3: Cross multiply
    39,480.34x = 54,540.49 × 34,165.93
  4. Step 4: Simplify right side
    39,480.34x = 1,863,426,563.51
  5. Step 5: Solve for x
    x = 1,863,426,563.51/39,480.34
  6. Step 6: Final answer
    x = 47,198.85

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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.