Home / 19,249.10-28,874.65-9,396.78

Finding the Fourth Proportional to 19,249.10, 28,874.65 and 9,396.78

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Solution

The fourth proportional to 19,249.10, 28,874.65 and 9,396.78 is: 14,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.10 : 28,874.65 = 9,396.78 : x
  2. Step 2: Convert to fraction form
    19,249.10/28,874.65 = 9,396.78/x
  3. Step 3: Cross multiply
    19,249.10x = 28,874.65 × 9,396.78
  4. Step 4: Simplify right side
    19,249.10x = 271,328,733.63
  5. Step 5: Solve for x
    x = 271,328,733.63/19,249.10
  6. Step 6: Final answer
    x = 14,095.66

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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.