Home / 16,449.93-22,703.83-9,739.28

Finding the Fourth Proportional to 16,449.93, 22,703.83 and 9,739.28

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Solution

The fourth proportional to 16,449.93, 22,703.83 and 9,739.28 is: 13,441.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.93 : 22,703.83 = 9,739.28 : x
  2. Step 2: Convert to fraction form
    16,449.93/22,703.83 = 9,739.28/x
  3. Step 3: Cross multiply
    16,449.93x = 22,703.83 × 9,739.28
  4. Step 4: Simplify right side
    16,449.93x = 221,118,989.85
  5. Step 5: Solve for x
    x = 221,118,989.85/16,449.93
  6. Step 6: Final answer
    x = 13,441.94

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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.