Home / 10,433.24-15,649.86-2,642.66

Finding the Fourth Proportional to 10,433.24, 15,649.86 and 2,642.66

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Solution

The fourth proportional to 10,433.24, 15,649.86 and 2,642.66 is: 3,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.24 : 15,649.86 = 2,642.66 : x
  2. Step 2: Convert to fraction form
    10,433.24/15,649.86 = 2,642.66/x
  3. Step 3: Cross multiply
    10,433.24x = 15,649.86 × 2,642.66
  4. Step 4: Simplify right side
    10,433.24x = 41,357,259.03
  5. Step 5: Solve for x
    x = 41,357,259.03/10,433.24
  6. Step 6: Final answer
    x = 3,963.99

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.