Home / 14,392.20-19,849.99-9,358.05

Finding the Fourth Proportional to 14,392.20, 19,849.99 and 9,358.05

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Solution

The fourth proportional to 14,392.20, 19,849.99 and 9,358.05 is: 12,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,392.20 : 19,849.99 = 9,358.05 : x
  2. Step 2: Convert to fraction form
    14,392.20/19,849.99 = 9,358.05/x
  3. Step 3: Cross multiply
    14,392.20x = 19,849.99 × 9,358.05
  4. Step 4: Simplify right side
    14,392.20x = 185,757,198.92
  5. Step 5: Solve for x
    x = 185,757,198.92/14,392.20
  6. Step 6: Final answer
    x = 12,906.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.