Home / 11,617.93-17,427.84-6,969.70

Finding the Fourth Proportional to 11,617.93, 17,427.84 and 6,969.70

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Solution

The fourth proportional to 11,617.93, 17,427.84 and 6,969.70 is: 10,455.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.93 : 17,427.84 = 6,969.70 : x
  2. Step 2: Convert to fraction form
    11,617.93/17,427.84 = 6,969.70/x
  3. Step 3: Cross multiply
    11,617.93x = 17,427.84 × 6,969.70
  4. Step 4: Simplify right side
    11,617.93x = 121,466,816.45
  5. Step 5: Solve for x
    x = 121,466,816.45/11,617.93
  6. Step 6: Final answer
    x = 10,455.12

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1.5x scale

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.