Home / 39,911.40-59,867.10-27,469.80

Finding the Fourth Proportional to 39,911.40, 59,867.10 and 27,469.80

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Solution

The fourth proportional to 39,911.40, 59,867.10 and 27,469.80 is: 41,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911.40 : 59,867.10 = 27,469.80 : x
  2. Step 2: Convert to fraction form
    39,911.40/59,867.10 = 27,469.80/x
  3. Step 3: Cross multiply
    39,911.40x = 59,867.10 × 27,469.80
  4. Step 4: Simplify right side
    39,911.40x = 1,644,537,263.58
  5. Step 5: Solve for x
    x = 1,644,537,263.58/39,911.40
  6. Step 6: Final answer
    x = 41,204.70

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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.