Home / 14,268.27-21,402.68-5,498.49

Finding the Fourth Proportional to 14,268.27, 21,402.68 and 5,498.49

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Solution

The fourth proportional to 14,268.27, 21,402.68 and 5,498.49 is: 8,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.27 : 21,402.68 = 5,498.49 : x
  2. Step 2: Convert to fraction form
    14,268.27/21,402.68 = 5,498.49/x
  3. Step 3: Cross multiply
    14,268.27x = 21,402.68 × 5,498.49
  4. Step 4: Simplify right side
    14,268.27x = 117,682,394.46
  5. Step 5: Solve for x
    x = 117,682,394.46/14,268.27
  6. Step 6: Final answer
    x = 8,247.84

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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.