Home / 19,039.64-26,271.56-11,961.02

Finding the Fourth Proportional to 19,039.64, 26,271.56 and 11,961.02

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Solution

The fourth proportional to 19,039.64, 26,271.56 and 11,961.02 is: 16,504.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.64 : 26,271.56 = 11,961.02 : x
  2. Step 2: Convert to fraction form
    19,039.64/26,271.56 = 11,961.02/x
  3. Step 3: Cross multiply
    19,039.64x = 26,271.56 × 11,961.02
  4. Step 4: Simplify right side
    19,039.64x = 314,234,654.59
  5. Step 5: Solve for x
    x = 314,234,654.59/19,039.64
  6. Step 6: Final answer
    x = 16,504.23

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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.