Home / 19,838.33-29,759.24-7,358.49

Finding the Fourth Proportional to 19,838.33, 29,759.24 and 7,358.49

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Solution

The fourth proportional to 19,838.33, 29,759.24 and 7,358.49 is: 11,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838.33 : 29,759.24 = 7,358.49 : x
  2. Step 2: Convert to fraction form
    19,838.33/29,759.24 = 7,358.49/x
  3. Step 3: Cross multiply
    19,838.33x = 29,759.24 × 7,358.49
  4. Step 4: Simplify right side
    19,838.33x = 218,983,069.95
  5. Step 5: Solve for x
    x = 218,983,069.95/19,838.33
  6. Step 6: Final answer
    x = 11,038.38

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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.