Home / 17,637.56-26,439.44-6,541.28

Finding the Fourth Proportional to 17,637.56, 26,439.44 and 6,541.28

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Solution

The fourth proportional to 17,637.56, 26,439.44 and 6,541.28 is: 9,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,637.56 : 26,439.44 = 6,541.28 : x
  2. Step 2: Convert to fraction form
    17,637.56/26,439.44 = 6,541.28/x
  3. Step 3: Cross multiply
    17,637.56x = 26,439.44 × 6,541.28
  4. Step 4: Simplify right side
    17,637.56x = 172,947,780.08
  5. Step 5: Solve for x
    x = 172,947,780.08/17,637.56
  6. Step 6: Final answer
    x = 9,805.65

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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.