Home / 23,430.65-35,138.61-7,844.63

Finding the Fourth Proportional to 23,430.65, 35,138.61 and 7,844.63

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Solution

The fourth proportional to 23,430.65, 35,138.61 and 7,844.63 is: 11,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,430.65 : 35,138.61 = 7,844.63 : x
  2. Step 2: Convert to fraction form
    23,430.65/35,138.61 = 7,844.63/x
  3. Step 3: Cross multiply
    23,430.65x = 35,138.61 × 7,844.63
  4. Step 4: Simplify right side
    23,430.65x = 275,649,218.47
  5. Step 5: Solve for x
    x = 275,649,218.47/23,430.65
  6. Step 6: Final answer
    x = 11,764.47

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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.