Home / 14,156.56-21,233.40-3,769.36

Finding the Fourth Proportional to 14,156.56, 21,233.40 and 3,769.36

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Solution

The fourth proportional to 14,156.56, 21,233.40 and 3,769.36 is: 5,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.56 : 21,233.40 = 3,769.36 : x
  2. Step 2: Convert to fraction form
    14,156.56/21,233.40 = 3,769.36/x
  3. Step 3: Cross multiply
    14,156.56x = 21,233.40 × 3,769.36
  4. Step 4: Simplify right side
    14,156.56x = 80,036,328.62
  5. Step 5: Solve for x
    x = 80,036,328.62/14,156.56
  6. Step 6: Final answer
    x = 5,653.66

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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.