Home / 45,299.36-67,975.76-17,243.02

Finding the Fourth Proportional to 45,299.36, 67,975.76 and 17,243.02

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Solution

The fourth proportional to 45,299.36, 67,975.76 and 17,243.02 is: 25,874.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,299.36 : 67,975.76 = 17,243.02 : x
  2. Step 2: Convert to fraction form
    45,299.36/67,975.76 = 17,243.02/x
  3. Step 3: Cross multiply
    45,299.36x = 67,975.76 × 17,243.02
  4. Step 4: Simplify right side
    45,299.36x = 1,172,107,389.20
  5. Step 5: Solve for x
    x = 1,172,107,389.20/45,299.36
  6. Step 6: Final answer
    x = 25,874.70

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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.