Home / 14,268.56-21,406.55-5,500.58

Finding the Fourth Proportional to 14,268.56, 21,406.55 and 5,500.58

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Solution

The fourth proportional to 14,268.56, 21,406.55 and 5,500.58 is: 8,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.56 : 21,406.55 = 5,500.58 : x
  2. Step 2: Convert to fraction form
    14,268.56/21,406.55 = 5,500.58/x
  3. Step 3: Cross multiply
    14,268.56x = 21,406.55 × 5,500.58
  4. Step 4: Simplify right side
    14,268.56x = 117,748,306.26
  5. Step 5: Solve for x
    x = 117,748,306.26/14,268.56
  6. Step 6: Final answer
    x = 8,252.29

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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.