Home / 23,716.53-35,579.93-12,621.60

Finding the Fourth Proportional to 23,716.53, 35,579.93 and 12,621.60

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Solution

The fourth proportional to 23,716.53, 35,579.93 and 12,621.60 is: 18,935.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,716.53 : 35,579.93 = 12,621.60 : x
  2. Step 2: Convert to fraction form
    23,716.53/35,579.93 = 12,621.60/x
  3. Step 3: Cross multiply
    23,716.53x = 35,579.93 × 12,621.60
  4. Step 4: Simplify right side
    23,716.53x = 449,075,581.38
  5. Step 5: Solve for x
    x = 449,075,581.38/23,716.53
  6. Step 6: Final answer
    x = 18,935.13

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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.