Home / 13,694.64-20,524.32-6,192.72

Finding the Fourth Proportional to 13,694.64, 20,524.32 and 6,192.72

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Solution

The fourth proportional to 13,694.64, 20,524.32 and 6,192.72 is: 9,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.64 : 20,524.32 = 6,192.72 : x
  2. Step 2: Convert to fraction form
    13,694.64/20,524.32 = 6,192.72/x
  3. Step 3: Cross multiply
    13,694.64x = 20,524.32 × 6,192.72
  4. Step 4: Simplify right side
    13,694.64x = 127,101,366.95
  5. Step 5: Solve for x
    x = 127,101,366.95/13,694.64
  6. Step 6: Final answer
    x = 9,281.10

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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.