Home / 15,769.22-23,665.56-7,451.79

Finding the Fourth Proportional to 15,769.22, 23,665.56 and 7,451.79

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Solution

The fourth proportional to 15,769.22, 23,665.56 and 7,451.79 is: 11,183.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.22 : 23,665.56 = 7,451.79 : x
  2. Step 2: Convert to fraction form
    15,769.22/23,665.56 = 7,451.79/x
  3. Step 3: Cross multiply
    15,769.22x = 23,665.56 × 7,451.79
  4. Step 4: Simplify right side
    15,769.22x = 176,350,783.35
  5. Step 5: Solve for x
    x = 176,350,783.35/15,769.22
  6. Step 6: Final answer
    x = 11,183.23

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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.