Home / 13,082.49-19,617.12-4,314.51

Finding the Fourth Proportional to 13,082.49, 19,617.12 and 4,314.51

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Solution

The fourth proportional to 13,082.49, 19,617.12 and 4,314.51 is: 6,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.49 : 19,617.12 = 4,314.51 : x
  2. Step 2: Convert to fraction form
    13,082.49/19,617.12 = 4,314.51/x
  3. Step 3: Cross multiply
    13,082.49x = 19,617.12 × 4,314.51
  4. Step 4: Simplify right side
    13,082.49x = 84,638,260.41
  5. Step 5: Solve for x
    x = 84,638,260.41/13,082.49
  6. Step 6: Final answer
    x = 6,469.58

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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.