Home / 10,629.86-15,947.64-9,467.82

Finding the Fourth Proportional to 10,629.86, 15,947.64 and 9,467.82

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Solution

The fourth proportional to 10,629.86, 15,947.64 and 9,467.82 is: 14,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.86 : 15,947.64 = 9,467.82 : x
  2. Step 2: Convert to fraction form
    10,629.86/15,947.64 = 9,467.82/x
  3. Step 3: Cross multiply
    10,629.86x = 15,947.64 × 9,467.82
  4. Step 4: Simplify right side
    10,629.86x = 150,989,384.94
  5. Step 5: Solve for x
    x = 150,989,384.94/10,629.86
  6. Step 6: Final answer
    x = 14,204.28

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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.