Home / 30,769.86-46,154.78-7,396.29

Finding the Fourth Proportional to 30,769.86, 46,154.78 and 7,396.29

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Solution

The fourth proportional to 30,769.86, 46,154.78 and 7,396.29 is: 11,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,769.86 : 46,154.78 = 7,396.29 : x
  2. Step 2: Convert to fraction form
    30,769.86/46,154.78 = 7,396.29/x
  3. Step 3: Cross multiply
    30,769.86x = 46,154.78 × 7,396.29
  4. Step 4: Simplify right side
    30,769.86x = 341,374,100.78
  5. Step 5: Solve for x
    x = 341,374,100.78/30,769.86
  6. Step 6: Final answer
    x = 11,094.43

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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.