Home / 14,268.64-21,403.04-4,408.96

Finding the Fourth Proportional to 14,268.64, 21,403.04 and 4,408.96

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Solution

The fourth proportional to 14,268.64, 21,403.04 and 4,408.96 is: 6,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.64 : 21,403.04 = 4,408.96 : x
  2. Step 2: Convert to fraction form
    14,268.64/21,403.04 = 4,408.96/x
  3. Step 3: Cross multiply
    14,268.64x = 21,403.04 × 4,408.96
  4. Step 4: Simplify right side
    14,268.64x = 94,365,147.24
  5. Step 5: Solve for x
    x = 94,365,147.24/14,268.64
  6. Step 6: Final answer
    x = 6,613.46

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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.