Home / 19,669.88-29,500.72-7,195.78

Finding the Fourth Proportional to 19,669.88, 29,500.72 and 7,195.78

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Solution

The fourth proportional to 19,669.88, 29,500.72 and 7,195.78 is: 10,792.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,669.88 : 29,500.72 = 7,195.78 : x
  2. Step 2: Convert to fraction form
    19,669.88/29,500.72 = 7,195.78/x
  3. Step 3: Cross multiply
    19,669.88x = 29,500.72 × 7,195.78
  4. Step 4: Simplify right side
    19,669.88x = 212,280,690.96
  5. Step 5: Solve for x
    x = 212,280,690.96/19,669.88
  6. Step 6: Final answer
    x = 10,792.17

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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.