Home / 14,635.46-21,954.17-5,146.64

Finding the Fourth Proportional to 14,635.46, 21,954.17 and 5,146.64

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Solution

The fourth proportional to 14,635.46, 21,954.17 and 5,146.64 is: 7,720.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.46 : 21,954.17 = 5,146.64 : x
  2. Step 2: Convert to fraction form
    14,635.46/21,954.17 = 5,146.64/x
  3. Step 3: Cross multiply
    14,635.46x = 21,954.17 × 5,146.64
  4. Step 4: Simplify right side
    14,635.46x = 112,990,209.49
  5. Step 5: Solve for x
    x = 112,990,209.49/14,635.46
  6. Step 6: Final answer
    x = 7,720.31

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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.