Home / 19,863.96-29,789.61-6,533.90

Finding the Fourth Proportional to 19,863.96, 29,789.61 and 6,533.90

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Solution

The fourth proportional to 19,863.96, 29,789.61 and 6,533.90 is: 9,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.96 : 29,789.61 = 6,533.90 : x
  2. Step 2: Convert to fraction form
    19,863.96/29,789.61 = 6,533.90/x
  3. Step 3: Cross multiply
    19,863.96x = 29,789.61 × 6,533.90
  4. Step 4: Simplify right side
    19,863.96x = 194,642,424.28
  5. Step 5: Solve for x
    x = 194,642,424.28/19,863.96
  6. Step 6: Final answer
    x = 9,798.77

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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.