Home / 26,769.86-40,155.26-7,047.68

Finding the Fourth Proportional to 26,769.86, 40,155.26 and 7,047.68

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Solution

The fourth proportional to 26,769.86, 40,155.26 and 7,047.68 is: 10,571.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,769.86 : 40,155.26 = 7,047.68 : x
  2. Step 2: Convert to fraction form
    26,769.86/40,155.26 = 7,047.68/x
  3. Step 3: Cross multiply
    26,769.86x = 40,155.26 × 7,047.68
  4. Step 4: Simplify right side
    26,769.86x = 283,001,422.80
  5. Step 5: Solve for x
    x = 283,001,422.80/26,769.86
  6. Step 6: Final answer
    x = 10,571.64

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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.