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Finding the Fourth Proportional to 39,954.76, 59,928.03 and 25,118.69

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Solution

The fourth proportional to 39,954.76, 59,928.03 and 25,118.69 is: 37,675.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,954.76 : 59,928.03 = 25,118.69 : x
  2. Step 2: Convert to fraction form
    39,954.76/59,928.03 = 25,118.69/x
  3. Step 3: Cross multiply
    39,954.76x = 59,928.03 × 25,118.69
  4. Step 4: Simplify right side
    39,954.76x = 1,505,313,607.88
  5. Step 5: Solve for x
    x = 1,505,313,607.88/39,954.76
  6. Step 6: Final answer
    x = 37,675.45

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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.