Home / 19,605.62-29,350.11-11,790.74

Finding the Fourth Proportional to 19,605.62, 29,350.11 and 11,790.74

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Solution

The fourth proportional to 19,605.62, 29,350.11 and 11,790.74 is: 17,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.62 : 29,350.11 = 11,790.74 : x
  2. Step 2: Convert to fraction form
    19,605.62/29,350.11 = 11,790.74/x
  3. Step 3: Cross multiply
    19,605.62x = 29,350.11 × 11,790.74
  4. Step 4: Simplify right side
    19,605.62x = 346,059,515.98
  5. Step 5: Solve for x
    x = 346,059,515.98/19,605.62
  6. Step 6: Final answer
    x = 17,651.04

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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.