Home / 20,673.06-31,014.26-7,525.56

Finding the Fourth Proportional to 20,673.06, 31,014.26 and 7,525.56

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Solution

The fourth proportional to 20,673.06, 31,014.26 and 7,525.56 is: 11,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,673.06 : 31,014.26 = 7,525.56 : x
  2. Step 2: Convert to fraction form
    20,673.06/31,014.26 = 7,525.56/x
  3. Step 3: Cross multiply
    20,673.06x = 31,014.26 × 7,525.56
  4. Step 4: Simplify right side
    20,673.06x = 233,399,674.49
  5. Step 5: Solve for x
    x = 233,399,674.49/20,673.06
  6. Step 6: Final answer
    x = 11,290.04

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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.