Home / 16,986.66-25,485.48-14,242.02

Finding the Fourth Proportional to 16,986.66, 25,485.48 and 14,242.02

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Solution

The fourth proportional to 16,986.66, 25,485.48 and 14,242.02 is: 21,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.66 : 25,485.48 = 14,242.02 : x
  2. Step 2: Convert to fraction form
    16,986.66/25,485.48 = 14,242.02/x
  3. Step 3: Cross multiply
    16,986.66x = 25,485.48 × 14,242.02
  4. Step 4: Simplify right side
    16,986.66x = 362,964,715.87
  5. Step 5: Solve for x
    x = 362,964,715.87/16,986.66
  6. Step 6: Final answer
    x = 21,367.63

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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.