Home / 12,826.97-17,705.93-7,526.24

Finding the Fourth Proportional to 12,826.97, 17,705.93 and 7,526.24

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Solution

The fourth proportional to 12,826.97, 17,705.93 and 7,526.24 is: 10,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826.97 : 17,705.93 = 7,526.24 : x
  2. Step 2: Convert to fraction form
    12,826.97/17,705.93 = 7,526.24/x
  3. Step 3: Cross multiply
    12,826.97x = 17,705.93 × 7,526.24
  4. Step 4: Simplify right side
    12,826.97x = 133,259,078.60
  5. Step 5: Solve for x
    x = 133,259,078.60/12,826.97
  6. Step 6: Final answer
    x = 10,388.98

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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.