Home / 16,219.41-22,379.38-9,849.36

Finding the Fourth Proportional to 16,219.41, 22,379.38 and 9,849.36

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Solution

The fourth proportional to 16,219.41, 22,379.38 and 9,849.36 is: 13,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,219.41 : 22,379.38 = 9,849.36 : x
  2. Step 2: Convert to fraction form
    16,219.41/22,379.38 = 9,849.36/x
  3. Step 3: Cross multiply
    16,219.41x = 22,379.38 × 9,849.36
  4. Step 4: Simplify right side
    16,219.41x = 220,422,570.20
  5. Step 5: Solve for x
    x = 220,422,570.20/16,219.41
  6. Step 6: Final answer
    x = 13,590.05

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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.