Home / 17,719.53-26,571.33-5,235.20

Finding the Fourth Proportional to 17,719.53, 26,571.33 and 5,235.20

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Solution

The fourth proportional to 17,719.53, 26,571.33 and 5,235.20 is: 7,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.53 : 26,571.33 = 5,235.20 : x
  2. Step 2: Convert to fraction form
    17,719.53/26,571.33 = 5,235.20/x
  3. Step 3: Cross multiply
    17,719.53x = 26,571.33 × 5,235.20
  4. Step 4: Simplify right side
    17,719.53x = 139,106,293.24
  5. Step 5: Solve for x
    x = 139,106,293.24/17,719.53
  6. Step 6: Final answer
    x = 7,850.45

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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.