Home / 13,057.70-19,584.04-3,695.45

Finding the Fourth Proportional to 13,057.70, 19,584.04 and 3,695.45

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Solution

The fourth proportional to 13,057.70, 19,584.04 and 3,695.45 is: 5,542.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057.70 : 19,584.04 = 3,695.45 : x
  2. Step 2: Convert to fraction form
    13,057.70/19,584.04 = 3,695.45/x
  3. Step 3: Cross multiply
    13,057.70x = 19,584.04 × 3,695.45
  4. Step 4: Simplify right side
    13,057.70x = 72,371,822.14
  5. Step 5: Solve for x
    x = 72,371,822.14/13,057.70
  6. Step 6: Final answer
    x = 5,542.47

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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.