Home / 19,939.68-29,898.63-8,246.52

Finding the Fourth Proportional to 19,939.68, 29,898.63 and 8,246.52

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Solution

The fourth proportional to 19,939.68, 29,898.63 and 8,246.52 is: 12,365.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,939.68 : 29,898.63 = 8,246.52 : x
  2. Step 2: Convert to fraction form
    19,939.68/29,898.63 = 8,246.52/x
  3. Step 3: Cross multiply
    19,939.68x = 29,898.63 × 8,246.52
  4. Step 4: Simplify right side
    19,939.68x = 246,559,650.27
  5. Step 5: Solve for x
    x = 246,559,650.27/19,939.68
  6. Step 6: Final answer
    x = 12,365.28

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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.