Home / 12,823.98-19,208.04-6,236.28

Finding the Fourth Proportional to 12,823.98, 19,208.04 and 6,236.28

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Solution

The fourth proportional to 12,823.98, 19,208.04 and 6,236.28 is: 9,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.98 : 19,208.04 = 6,236.28 : x
  2. Step 2: Convert to fraction form
    12,823.98/19,208.04 = 6,236.28/x
  3. Step 3: Cross multiply
    12,823.98x = 19,208.04 × 6,236.28
  4. Step 4: Simplify right side
    12,823.98x = 119,786,715.69
  5. Step 5: Solve for x
    x = 119,786,715.69/12,823.98
  6. Step 6: Final answer
    x = 9,340.84

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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.