Home / 19,201.04-28,801.55-5,350.04

Finding the Fourth Proportional to 19,201.04, 28,801.55 and 5,350.04

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Solution

The fourth proportional to 19,201.04, 28,801.55 and 5,350.04 is: 8,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.04 : 28,801.55 = 5,350.04 : x
  2. Step 2: Convert to fraction form
    19,201.04/28,801.55 = 5,350.04/x
  3. Step 3: Cross multiply
    19,201.04x = 28,801.55 × 5,350.04
  4. Step 4: Simplify right side
    19,201.04x = 154,089,273.80
  5. Step 5: Solve for x
    x = 154,089,273.80/19,201.04
  6. Step 6: Final answer
    x = 8,025.05

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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.