Home / 22,690.42-34,035.61-7,109.26

Finding the Fourth Proportional to 22,690.42, 34,035.61 and 7,109.26

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Solution

The fourth proportional to 22,690.42, 34,035.61 and 7,109.26 is: 10,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690.42 : 34,035.61 = 7,109.26 : x
  2. Step 2: Convert to fraction form
    22,690.42/34,035.61 = 7,109.26/x
  3. Step 3: Cross multiply
    22,690.42x = 34,035.61 × 7,109.26
  4. Step 4: Simplify right side
    22,690.42x = 241,968,000.75
  5. Step 5: Solve for x
    x = 241,968,000.75/22,690.42
  6. Step 6: Final answer
    x = 10,663.88

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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.