Home / 14,216.10-21,324.13-3,827.86

Finding the Fourth Proportional to 14,216.10, 21,324.13 and 3,827.86

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Solution

The fourth proportional to 14,216.10, 21,324.13 and 3,827.86 is: 5,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.10 : 21,324.13 = 3,827.86 : x
  2. Step 2: Convert to fraction form
    14,216.10/21,324.13 = 3,827.86/x
  3. Step 3: Cross multiply
    14,216.10x = 21,324.13 × 3,827.86
  4. Step 4: Simplify right side
    14,216.10x = 81,625,784.26
  5. Step 5: Solve for x
    x = 81,625,784.26/14,216.10
  6. Step 6: Final answer
    x = 5,741.78

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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.