Home / 13,099.13-19,648.71-3,238.25

Finding the Fourth Proportional to 13,099.13, 19,648.71 and 3,238.25

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Solution

The fourth proportional to 13,099.13, 19,648.71 and 3,238.25 is: 4,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.13 : 19,648.71 = 3,238.25 : x
  2. Step 2: Convert to fraction form
    13,099.13/19,648.71 = 3,238.25/x
  3. Step 3: Cross multiply
    13,099.13x = 19,648.71 × 3,238.25
  4. Step 4: Simplify right side
    13,099.13x = 63,627,435.16
  5. Step 5: Solve for x
    x = 63,627,435.16/13,099.13
  6. Step 6: Final answer
    x = 4,857.38

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1.5x scale

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.