Home / 14,487.02-19,992.56-8,519.24

Finding the Fourth Proportional to 14,487.02, 19,992.56 and 8,519.24

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Solution

The fourth proportional to 14,487.02, 19,992.56 and 8,519.24 is: 11,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487.02 : 19,992.56 = 8,519.24 : x
  2. Step 2: Convert to fraction form
    14,487.02/19,992.56 = 8,519.24/x
  3. Step 3: Cross multiply
    14,487.02x = 19,992.56 × 8,519.24
  4. Step 4: Simplify right side
    14,487.02x = 170,321,316.89
  5. Step 5: Solve for x
    x = 170,321,316.89/14,487.02
  6. Step 6: Final answer
    x = 11,756.83

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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.