Home / 11,421.06-17,131.50-4,024.65

Finding the Fourth Proportional to 11,421.06, 17,131.50 and 4,024.65

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Solution

The fourth proportional to 11,421.06, 17,131.50 and 4,024.65 is: 6,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,421.06 : 17,131.50 = 4,024.65 : x
  2. Step 2: Convert to fraction form
    11,421.06/17,131.50 = 4,024.65/x
  3. Step 3: Cross multiply
    11,421.06x = 17,131.50 × 4,024.65
  4. Step 4: Simplify right side
    11,421.06x = 68,948,291.48
  5. Step 5: Solve for x
    x = 68,948,291.48/11,421.06
  6. Step 6: Final answer
    x = 6,036.94

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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.