Home / 16,186.64-22,336.02-11,940

Finding the Fourth Proportional to 16,186.64, 22,336.02 and 11,940

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Solution

The fourth proportional to 16,186.64, 22,336.02 and 11,940 is: 16,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186.64 : 22,336.02 = 11,940 : x
  2. Step 2: Convert to fraction form
    16,186.64/22,336.02 = 11,940/x
  3. Step 3: Cross multiply
    16,186.64x = 22,336.02 × 11,940
  4. Step 4: Simplify right side
    16,186.64x = 266,692,078.80
  5. Step 5: Solve for x
    x = 266,692,078.80/16,186.64
  6. Step 6: Final answer
    x = 16,476.06

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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.