Home / 13,197.49-19,799.11-4,432.17

Finding the Fourth Proportional to 13,197.49, 19,799.11 and 4,432.17

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Solution

The fourth proportional to 13,197.49, 19,799.11 and 4,432.17 is: 6,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197.49 : 19,799.11 = 4,432.17 : x
  2. Step 2: Convert to fraction form
    13,197.49/19,799.11 = 4,432.17/x
  3. Step 3: Cross multiply
    13,197.49x = 19,799.11 × 4,432.17
  4. Step 4: Simplify right side
    13,197.49x = 87,753,021.37
  5. Step 5: Solve for x
    x = 87,753,021.37/13,197.49
  6. Step 6: Final answer
    x = 6,649.22

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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.