Home / 19,351.55-29,026.71-5,500.55

Finding the Fourth Proportional to 19,351.55, 29,026.71 and 5,500.55

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Solution

The fourth proportional to 19,351.55, 29,026.71 and 5,500.55 is: 8,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.55 : 29,026.71 = 5,500.55 : x
  2. Step 2: Convert to fraction form
    19,351.55/29,026.71 = 5,500.55/x
  3. Step 3: Cross multiply
    19,351.55x = 29,026.71 × 5,500.55
  4. Step 4: Simplify right side
    19,351.55x = 159,662,724.56
  5. Step 5: Solve for x
    x = 159,662,724.56/19,351.55
  6. Step 6: Final answer
    x = 8,250.64

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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.