Home / 15,579.95-23,356.04-5,716.94

Finding the Fourth Proportional to 15,579.95, 23,356.04 and 5,716.94

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Solution

The fourth proportional to 15,579.95, 23,356.04 and 5,716.94 is: 8,570.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.95 : 23,356.04 = 5,716.94 : x
  2. Step 2: Convert to fraction form
    15,579.95/23,356.04 = 5,716.94/x
  3. Step 3: Cross multiply
    15,579.95x = 23,356.04 × 5,716.94
  4. Step 4: Simplify right side
    15,579.95x = 133,525,109.12
  5. Step 5: Solve for x
    x = 133,525,109.12/15,579.95
  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.