Home / 16,728.21-25,070.44-6,855.93

Finding the Fourth Proportional to 16,728.21, 25,070.44 and 6,855.93

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Solution

The fourth proportional to 16,728.21, 25,070.44 and 6,855.93 is: 10,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.21 : 25,070.44 = 6,855.93 : x
  2. Step 2: Convert to fraction form
    16,728.21/25,070.44 = 6,855.93/x
  3. Step 3: Cross multiply
    16,728.21x = 25,070.44 × 6,855.93
  4. Step 4: Simplify right side
    16,728.21x = 171,881,101.89
  5. Step 5: Solve for x
    x = 171,881,101.89/16,728.21
  6. Step 6: Final answer
    x = 10,274.93

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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.