Home / 39,809.13-59,243.79-38,480.52

Finding the Fourth Proportional to 39,809.13, 59,243.79 and 38,480.52

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Solution

The fourth proportional to 39,809.13, 59,243.79 and 38,480.52 is: 57,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,809.13 : 59,243.79 = 38,480.52 : x
  2. Step 2: Convert to fraction form
    39,809.13/59,243.79 = 38,480.52/x
  3. Step 3: Cross multiply
    39,809.13x = 59,243.79 × 38,480.52
  4. Step 4: Simplify right side
    39,809.13x = 2,279,731,845.97
  5. Step 5: Solve for x
    x = 2,279,731,845.97/39,809.13
  6. Step 6: Final answer
    x = 57,266.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.