Home / 38,786.77-58,172.73-10,699.84

Finding the Fourth Proportional to 38,786.77, 58,172.73 and 10,699.84

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Solution

The fourth proportional to 38,786.77, 58,172.73 and 10,699.84 is: 16,047.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,786.77 : 58,172.73 = 10,699.84 : x
  2. Step 2: Convert to fraction form
    38,786.77/58,172.73 = 10,699.84/x
  3. Step 3: Cross multiply
    38,786.77x = 58,172.73 × 10,699.84
  4. Step 4: Simplify right side
    38,786.77x = 622,438,903.36
  5. Step 5: Solve for x
    x = 622,438,903.36/38,786.77
  6. Step 6: Final answer
    x = 16,047.71

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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.