Home / 19,828.67-29,716.20-7,336.98

Finding the Fourth Proportional to 19,828.67, 29,716.20 and 7,336.98

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Solution

The fourth proportional to 19,828.67, 29,716.20 and 7,336.98 is: 10,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.67 : 29,716.20 = 7,336.98 : x
  2. Step 2: Convert to fraction form
    19,828.67/29,716.20 = 7,336.98/x
  3. Step 3: Cross multiply
    19,828.67x = 29,716.20 × 7,336.98
  4. Step 4: Simplify right side
    19,828.67x = 218,027,165.08
  5. Step 5: Solve for x
    x = 218,027,165.08/19,828.67
  6. Step 6: Final answer
    x = 10,995.55

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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.