Home / 39,899.48-59,859.44-14,939.88

Finding the Fourth Proportional to 39,899.48, 59,859.44 and 14,939.88

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Solution

The fourth proportional to 39,899.48, 59,859.44 and 14,939.88 is: 22,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.48 : 59,859.44 = 14,939.88 : x
  2. Step 2: Convert to fraction form
    39,899.48/59,859.44 = 14,939.88/x
  3. Step 3: Cross multiply
    39,899.48x = 59,859.44 × 14,939.88
  4. Step 4: Simplify right side
    39,899.48x = 894,292,850.47
  5. Step 5: Solve for x
    x = 894,292,850.47/39,899.48
  6. Step 6: Final answer
    x = 22,413.65

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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.