Home / 16,215.24-22,377.48-9,843

Finding the Fourth Proportional to 16,215.24, 22,377.48 and 9,843

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Solution

The fourth proportional to 16,215.24, 22,377.48 and 9,843 is: 13,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.24 : 22,377.48 = 9,843 : x
  2. Step 2: Convert to fraction form
    16,215.24/22,377.48 = 9,843/x
  3. Step 3: Cross multiply
    16,215.24x = 22,377.48 × 9,843
  4. Step 4: Simplify right side
    16,215.24x = 220,261,535.64
  5. Step 5: Solve for x
    x = 220,261,535.64/16,215.24
  6. Step 6: Final answer
    x = 13,583.61

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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.