Home / 19,202.46-28,802.73-7,517.82

Finding the Fourth Proportional to 19,202.46, 28,802.73 and 7,517.82

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Solution

The fourth proportional to 19,202.46, 28,802.73 and 7,517.82 is: 11,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.46 : 28,802.73 = 7,517.82 : x
  2. Step 2: Convert to fraction form
    19,202.46/28,802.73 = 7,517.82/x
  3. Step 3: Cross multiply
    19,202.46x = 28,802.73 × 7,517.82
  4. Step 4: Simplify right side
    19,202.46x = 216,533,739.65
  5. Step 5: Solve for x
    x = 216,533,739.65/19,202.46
  6. Step 6: Final answer
    x = 11,276.35

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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.