Home / 19,763.60-29,657.07-7,292.36

Finding the Fourth Proportional to 19,763.60, 29,657.07 and 7,292.36

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Solution

The fourth proportional to 19,763.60, 29,657.07 and 7,292.36 is: 10,942.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.60 : 29,657.07 = 7,292.36 : x
  2. Step 2: Convert to fraction form
    19,763.60/29,657.07 = 7,292.36/x
  3. Step 3: Cross multiply
    19,763.60x = 29,657.07 × 7,292.36
  4. Step 4: Simplify right side
    19,763.60x = 216,270,105.13
  5. Step 5: Solve for x
    x = 216,270,105.13/19,763.60
  6. Step 6: Final answer
    x = 10,942.85

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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.