Home / 16,485.64-24,728.19-4,005.79

Finding the Fourth Proportional to 16,485.64, 24,728.19 and 4,005.79

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Solution

The fourth proportional to 16,485.64, 24,728.19 and 4,005.79 is: 6,008.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.64 : 24,728.19 = 4,005.79 : x
  2. Step 2: Convert to fraction form
    16,485.64/24,728.19 = 4,005.79/x
  3. Step 3: Cross multiply
    16,485.64x = 24,728.19 × 4,005.79
  4. Step 4: Simplify right side
    16,485.64x = 99,055,936.22
  5. Step 5: Solve for x
    x = 99,055,936.22/16,485.64
  6. Step 6: Final answer
    x = 6,008.62

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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.