Home / 15,579.96-23,356.02-5,716.95

Finding the Fourth Proportional to 15,579.96, 23,356.02 and 5,716.95

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Solution

The fourth proportional to 15,579.96, 23,356.02 and 5,716.95 is: 8,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.96 : 23,356.02 = 5,716.95 : x
  2. Step 2: Convert to fraction form
    15,579.96/23,356.02 = 5,716.95/x
  3. Step 3: Cross multiply
    15,579.96x = 23,356.02 × 5,716.95
  4. Step 4: Simplify right side
    15,579.96x = 133,525,198.54
  5. Step 5: Solve for x
    x = 133,525,198.54/15,579.96
  6. Step 6: Final answer
    x = 8,570.32

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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.