Home / 13,249.30-19,872.72-4,483.66

Finding the Fourth Proportional to 13,249.30, 19,872.72 and 4,483.66

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Solution

The fourth proportional to 13,249.30, 19,872.72 and 4,483.66 is: 6,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.30 : 19,872.72 = 4,483.66 : x
  2. Step 2: Convert to fraction form
    13,249.30/19,872.72 = 4,483.66/x
  3. Step 3: Cross multiply
    13,249.30x = 19,872.72 × 4,483.66
  4. Step 4: Simplify right side
    13,249.30x = 89,102,519.76
  5. Step 5: Solve for x
    x = 89,102,519.76/13,249.30
  6. Step 6: Final answer
    x = 6,725.07

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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.