Home / 14,161.02-19,542.03-8,192.55

Finding the Fourth Proportional to 14,161.02, 19,542.03 and 8,192.55

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Solution

The fourth proportional to 14,161.02, 19,542.03 and 8,192.55 is: 11,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.02 : 19,542.03 = 8,192.55 : x
  2. Step 2: Convert to fraction form
    14,161.02/19,542.03 = 8,192.55/x
  3. Step 3: Cross multiply
    14,161.02x = 19,542.03 × 8,192.55
  4. Step 4: Simplify right side
    14,161.02x = 160,099,057.88
  5. Step 5: Solve for x
    x = 160,099,057.88/14,161.02
  6. Step 6: Final answer
    x = 11,305.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.