Home / 13,097.36-19,640.98-4,329.92

Finding the Fourth Proportional to 13,097.36, 19,640.98 and 4,329.92

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Solution

The fourth proportional to 13,097.36, 19,640.98 and 4,329.92 is: 6,493.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.36 : 19,640.98 = 4,329.92 : x
  2. Step 2: Convert to fraction form
    13,097.36/19,640.98 = 4,329.92/x
  3. Step 3: Cross multiply
    13,097.36x = 19,640.98 × 4,329.92
  4. Step 4: Simplify right side
    13,097.36x = 85,043,872.12
  5. Step 5: Solve for x
    x = 85,043,872.12/13,097.36
  6. Step 6: Final answer
    x = 6,493.21

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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.