Home / 19,728.44-29,581.74-6,573.64

Finding the Fourth Proportional to 19,728.44, 29,581.74 and 6,573.64

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Solution

The fourth proportional to 19,728.44, 29,581.74 and 6,573.64 is: 9,856.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.44 : 29,581.74 = 6,573.64 : x
  2. Step 2: Convert to fraction form
    19,728.44/29,581.74 = 6,573.64/x
  3. Step 3: Cross multiply
    19,728.44x = 29,581.74 × 6,573.64
  4. Step 4: Simplify right side
    19,728.44x = 194,459,709.33
  5. Step 5: Solve for x
    x = 194,459,709.33/19,728.44
  6. Step 6: Final answer
    x = 9,856.82

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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.