Home / 19,424.72-29,128.44-14,793.68

Finding the Fourth Proportional to 19,424.72, 29,128.44 and 14,793.68

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Solution

The fourth proportional to 19,424.72, 29,128.44 and 14,793.68 is: 22,183.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424.72 : 29,128.44 = 14,793.68 : x
  2. Step 2: Convert to fraction form
    19,424.72/29,128.44 = 14,793.68/x
  3. Step 3: Cross multiply
    19,424.72x = 29,128.44 × 14,793.68
  4. Step 4: Simplify right side
    19,424.72x = 430,916,820.26
  5. Step 5: Solve for x
    x = 430,916,820.26/19,424.72
  6. Step 6: Final answer
    x = 22,183.94

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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.