Home / 14,268.12-21,402.24-4,407.12

Finding the Fourth Proportional to 14,268.12, 21,402.24 and 4,407.12

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Solution

The fourth proportional to 14,268.12, 21,402.24 and 4,407.12 is: 6,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.12 : 21,402.24 = 4,407.12 : x
  2. Step 2: Convert to fraction form
    14,268.12/21,402.24 = 4,407.12/x
  3. Step 3: Cross multiply
    14,268.12x = 21,402.24 × 4,407.12
  4. Step 4: Simplify right side
    14,268.12x = 94,322,239.95
  5. Step 5: Solve for x
    x = 94,322,239.95/14,268.12
  6. Step 6: Final answer
    x = 6,610.70

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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.