Home / 39,304.48-54,171.84-34,237.12

Finding the Fourth Proportional to 39,304.48, 54,171.84 and 34,237.12

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Solution

The fourth proportional to 39,304.48, 54,171.84 and 34,237.12 is: 47,187.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,304.48 : 54,171.84 = 34,237.12 : x
  2. Step 2: Convert to fraction form
    39,304.48/54,171.84 = 34,237.12/x
  3. Step 3: Cross multiply
    39,304.48x = 54,171.84 × 34,237.12
  4. Step 4: Simplify right side
    39,304.48x = 1,854,687,786.70
  5. Step 5: Solve for x
    x = 1,854,687,786.70/39,304.48
  6. Step 6: Final answer
    x = 47,187.69

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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.