Home / 12,824.44-19,236.57-6,904.12

Finding the Fourth Proportional to 12,824.44, 19,236.57 and 6,904.12

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Solution

The fourth proportional to 12,824.44, 19,236.57 and 6,904.12 is: 10,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.44 : 19,236.57 = 6,904.12 : x
  2. Step 2: Convert to fraction form
    12,824.44/19,236.57 = 6,904.12/x
  3. Step 3: Cross multiply
    12,824.44x = 19,236.57 × 6,904.12
  4. Step 4: Simplify right side
    12,824.44x = 132,811,587.67
  5. Step 5: Solve for x
    x = 132,811,587.67/12,824.44
  6. Step 6: Final answer
    x = 10,356.13

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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.