Home / 11,923.49-17,888.42-4,132.30

Finding the Fourth Proportional to 11,923.49, 17,888.42 and 4,132.30

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Solution

The fourth proportional to 11,923.49, 17,888.42 and 4,132.30 is: 6,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.49 : 17,888.42 = 4,132.30 : x
  2. Step 2: Convert to fraction form
    11,923.49/17,888.42 = 4,132.30/x
  3. Step 3: Cross multiply
    11,923.49x = 17,888.42 × 4,132.30
  4. Step 4: Simplify right side
    11,923.49x = 73,920,207.86
  5. Step 5: Solve for x
    x = 73,920,207.86/11,923.49
  6. Step 6: Final answer
    x = 6,199.54

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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.