Home / 17,756.47-26,627.75-6,657.11

Finding the Fourth Proportional to 17,756.47, 26,627.75 and 6,657.11

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Solution

The fourth proportional to 17,756.47, 26,627.75 and 6,657.11 is: 9,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756.47 : 26,627.75 = 6,657.11 : x
  2. Step 2: Convert to fraction form
    17,756.47/26,627.75 = 6,657.11/x
  3. Step 3: Cross multiply
    17,756.47x = 26,627.75 × 6,657.11
  4. Step 4: Simplify right side
    17,756.47x = 177,263,856.64
  5. Step 5: Solve for x
    x = 177,263,856.64/17,756.47
  6. Step 6: Final answer
    x = 9,983.06

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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.