Home / 19,463.09-29,193.41-7,767.90

Finding the Fourth Proportional to 19,463.09, 29,193.41 and 7,767.90

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Solution

The fourth proportional to 19,463.09, 29,193.41 and 7,767.90 is: 11,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463.09 : 29,193.41 = 7,767.90 : x
  2. Step 2: Convert to fraction form
    19,463.09/29,193.41 = 7,767.90/x
  3. Step 3: Cross multiply
    19,463.09x = 29,193.41 × 7,767.90
  4. Step 4: Simplify right side
    19,463.09x = 226,771,508.96
  5. Step 5: Solve for x
    x = 226,771,508.96/19,463.09
  6. Step 6: Final answer
    x = 11,651.37

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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.