Home / 19,576.89-29,365.20-4,786.02

Finding the Fourth Proportional to 19,576.89, 29,365.20 and 4,786.02

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Solution

The fourth proportional to 19,576.89, 29,365.20 and 4,786.02 is: 7,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.89 : 29,365.20 = 4,786.02 : x
  2. Step 2: Convert to fraction form
    19,576.89/29,365.20 = 4,786.02/x
  3. Step 3: Cross multiply
    19,576.89x = 29,365.20 × 4,786.02
  4. Step 4: Simplify right side
    19,576.89x = 140,542,434.50
  5. Step 5: Solve for x
    x = 140,542,434.50/19,576.89
  6. Step 6: Final answer
    x = 7,179.00

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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.