Home / 23,621.61-35,431.71-9,581.30

Finding the Fourth Proportional to 23,621.61, 35,431.71 and 9,581.30

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Solution

The fourth proportional to 23,621.61, 35,431.71 and 9,581.30 is: 14,371.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.61 : 35,431.71 = 9,581.30 : x
  2. Step 2: Convert to fraction form
    23,621.61/35,431.71 = 9,581.30/x
  3. Step 3: Cross multiply
    23,621.61x = 35,431.71 × 9,581.30
  4. Step 4: Simplify right side
    23,621.61x = 339,481,665.86
  5. Step 5: Solve for x
    x = 339,481,665.86/23,621.61
  6. Step 6: Final answer
    x = 14,371.66

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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.