Home / 12,734.74-17,573.60-7,069.32

Finding the Fourth Proportional to 12,734.74, 17,573.60 and 7,069.32

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Solution

The fourth proportional to 12,734.74, 17,573.60 and 7,069.32 is: 9,755.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,734.74 : 17,573.60 = 7,069.32 : x
  2. Step 2: Convert to fraction form
    12,734.74/17,573.60 = 7,069.32/x
  3. Step 3: Cross multiply
    12,734.74x = 17,573.60 × 7,069.32
  4. Step 4: Simplify right side
    12,734.74x = 124,233,314.08
  5. Step 5: Solve for x
    x = 124,233,314.08/12,734.74
  6. Step 6: Final answer
    x = 9,755.47

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1.5x scale

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.