Home / 16,728.10-25,055.70-14,881.30

Finding the Fourth Proportional to 16,728.10, 25,055.70 and 14,881.30

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Solution

The fourth proportional to 16,728.10, 25,055.70 and 14,881.30 is: 22,289.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.10 : 25,055.70 = 14,881.30 : x
  2. Step 2: Convert to fraction form
    16,728.10/25,055.70 = 14,881.30/x
  3. Step 3: Cross multiply
    16,728.10x = 25,055.70 × 14,881.30
  4. Step 4: Simplify right side
    16,728.10x = 372,861,388.41
  5. Step 5: Solve for x
    x = 372,861,388.41/16,728.10
  6. Step 6: Final answer
    x = 22,289.52

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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.