Home / 22,769.10-34,190.10-15,406.20

Finding the Fourth Proportional to 22,769.10, 34,190.10 and 15,406.20

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Solution

The fourth proportional to 22,769.10, 34,190.10 and 15,406.20 is: 23,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769.10 : 34,190.10 = 15,406.20 : x
  2. Step 2: Convert to fraction form
    22,769.10/34,190.10 = 15,406.20/x
  3. Step 3: Cross multiply
    22,769.10x = 34,190.10 × 15,406.20
  4. Step 4: Simplify right side
    22,769.10x = 526,739,518.62
  5. Step 5: Solve for x
    x = 526,739,518.62/22,769.10
  6. Step 6: Final answer
    x = 23,133.96

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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.