Home / 25,767.75-38,652.79-7,047.37

Finding the Fourth Proportional to 25,767.75, 38,652.79 and 7,047.37

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Solution

The fourth proportional to 25,767.75, 38,652.79 and 7,047.37 is: 10,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,767.75 : 38,652.79 = 7,047.37 : x
  2. Step 2: Convert to fraction form
    25,767.75/38,652.79 = 7,047.37/x
  3. Step 3: Cross multiply
    25,767.75x = 38,652.79 × 7,047.37
  4. Step 4: Simplify right side
    25,767.75x = 272,400,284.16
  5. Step 5: Solve for x
    x = 272,400,284.16/25,767.75
  6. Step 6: Final answer
    x = 10,571.37

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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.