Home / 45,274.11-67,977.81-25,322.69

Finding the Fourth Proportional to 45,274.11, 67,977.81 and 25,322.69

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Solution

The fourth proportional to 45,274.11, 67,977.81 and 25,322.69 is: 38,021.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,274.11 : 67,977.81 = 25,322.69 : x
  2. Step 2: Convert to fraction form
    45,274.11/67,977.81 = 25,322.69/x
  3. Step 3: Cross multiply
    45,274.11x = 67,977.81 × 25,322.69
  4. Step 4: Simplify right side
    45,274.11x = 1,721,380,669.62
  5. Step 5: Solve for x
    x = 1,721,380,669.62/45,274.11
  6. Step 6: Final answer
    x = 38,021.30

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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.