Home / 19,566-26,997.30-11,605.32

Finding the Fourth Proportional to 19,566, 26,997.30 and 11,605.32

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Solution

The fourth proportional to 19,566, 26,997.30 and 11,605.32 is: 16,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566 : 26,997.30 = 11,605.32 : x
  2. Step 2: Convert to fraction form
    19,566/26,997.30 = 11,605.32/x
  3. Step 3: Cross multiply
    19,566x = 26,997.30 × 11,605.32
  4. Step 4: Simplify right side
    19,566x = 313,312,305.64
  5. Step 5: Solve for x
    x = 313,312,305.64/19,566
  6. Step 6: Final answer
    x = 16,013.10

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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.