Home / 23,412.96-35,121.06-7,828.56

Finding the Fourth Proportional to 23,412.96, 35,121.06 and 7,828.56

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Solution

The fourth proportional to 23,412.96, 35,121.06 and 7,828.56 is: 11,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.96 : 35,121.06 = 7,828.56 : x
  2. Step 2: Convert to fraction form
    23,412.96/35,121.06 = 7,828.56/x
  3. Step 3: Cross multiply
    23,412.96x = 35,121.06 × 7,828.56
  4. Step 4: Simplify right side
    23,412.96x = 274,947,325.47
  5. Step 5: Solve for x
    x = 274,947,325.47/23,412.96
  6. Step 6: Final answer
    x = 11,743.38

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1.5x scale

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.