Home / 19,323.54-28,996.23-8,935.29

Finding the Fourth Proportional to 19,323.54, 28,996.23 and 8,935.29

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Solution

The fourth proportional to 19,323.54, 28,996.23 and 8,935.29 is: 13,407.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323.54 : 28,996.23 = 8,935.29 : x
  2. Step 2: Convert to fraction form
    19,323.54/28,996.23 = 8,935.29/x
  3. Step 3: Cross multiply
    19,323.54x = 28,996.23 × 8,935.29
  4. Step 4: Simplify right side
    19,323.54x = 259,089,723.96
  5. Step 5: Solve for x
    x = 259,089,723.96/19,323.54
  6. Step 6: Final answer
    x = 13,407.98

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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.