Home / 19,480.80-29,198.12-8,941.94

Finding the Fourth Proportional to 19,480.80, 29,198.12 and 8,941.94

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Solution

The fourth proportional to 19,480.80, 29,198.12 and 8,941.94 is: 13,402.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480.80 : 29,198.12 = 8,941.94 : x
  2. Step 2: Convert to fraction form
    19,480.80/29,198.12 = 8,941.94/x
  3. Step 3: Cross multiply
    19,480.80x = 29,198.12 × 8,941.94
  4. Step 4: Simplify right side
    19,480.80x = 261,087,837.15
  5. Step 5: Solve for x
    x = 261,087,837.15/19,480.80
  6. Step 6: Final answer
    x = 13,402.32

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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.