Home / 19,447.45-29,171.63-7,600.69

Finding the Fourth Proportional to 19,447.45, 29,171.63 and 7,600.69

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Solution

The fourth proportional to 19,447.45, 29,171.63 and 7,600.69 is: 11,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,447.45 : 29,171.63 = 7,600.69 : x
  2. Step 2: Convert to fraction form
    19,447.45/29,171.63 = 7,600.69/x
  3. Step 3: Cross multiply
    19,447.45x = 29,171.63 × 7,600.69
  4. Step 4: Simplify right side
    19,447.45x = 221,724,516.42
  5. Step 5: Solve for x
    x = 221,724,516.42/19,447.45
  6. Step 6: Final answer
    x = 11,401.21

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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.