Home / 17,795.20-26,692.80-17,665.60

Finding the Fourth Proportional to 17,795.20, 26,692.80 and 17,665.60

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Solution

The fourth proportional to 17,795.20, 26,692.80 and 17,665.60 is: 26,498.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,795.20 : 26,692.80 = 17,665.60 : x
  2. Step 2: Convert to fraction form
    17,795.20/26,692.80 = 17,665.60/x
  3. Step 3: Cross multiply
    17,795.20x = 26,692.80 × 17,665.60
  4. Step 4: Simplify right side
    17,795.20x = 471,544,327.68
  5. Step 5: Solve for x
    x = 471,544,327.68/17,795.20
  6. Step 6: Final answer
    x = 26,498.40

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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.