Home / 14,511.64-20,066.26-11,522.20

Finding the Fourth Proportional to 14,511.64, 20,066.26 and 11,522.20

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Solution

The fourth proportional to 14,511.64, 20,066.26 and 11,522.20 is: 15,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.64 : 20,066.26 = 11,522.20 : x
  2. Step 2: Convert to fraction form
    14,511.64/20,066.26 = 11,522.20/x
  3. Step 3: Cross multiply
    14,511.64x = 20,066.26 × 11,522.20
  4. Step 4: Simplify right side
    14,511.64x = 231,207,460.97
  5. Step 5: Solve for x
    x = 231,207,460.97/14,511.64
  6. Step 6: Final answer
    x = 15,932.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.