Home / 55,230.80-82,858.35-17,792.60

Finding the Fourth Proportional to 55,230.80, 82,858.35 and 17,792.60

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Solution

The fourth proportional to 55,230.80, 82,858.35 and 17,792.60 is: 26,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,230.80 : 82,858.35 = 17,792.60 : x
  2. Step 2: Convert to fraction form
    55,230.80/82,858.35 = 17,792.60/x
  3. Step 3: Cross multiply
    55,230.80x = 82,858.35 × 17,792.60
  4. Step 4: Simplify right side
    55,230.80x = 1,474,265,478.21
  5. Step 5: Solve for x
    x = 1,474,265,478.21/55,230.80
  6. Step 6: Final answer
    x = 26,692.81

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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.