Home / 19,506.67-29,259.60-7,816.75

Finding the Fourth Proportional to 19,506.67, 29,259.60 and 7,816.75

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Solution

The fourth proportional to 19,506.67, 29,259.60 and 7,816.75 is: 11,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,506.67 : 29,259.60 = 7,816.75 : x
  2. Step 2: Convert to fraction form
    19,506.67/29,259.60 = 7,816.75/x
  3. Step 3: Cross multiply
    19,506.67x = 29,259.60 × 7,816.75
  4. Step 4: Simplify right side
    19,506.67x = 228,714,978.30
  5. Step 5: Solve for x
    x = 228,714,978.30/19,506.67
  6. Step 6: Final answer
    x = 11,724.96

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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.