Home / 14,672.37-20,247.80-7,958.16

Finding the Fourth Proportional to 14,672.37, 20,247.80 and 7,958.16

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Solution

The fourth proportional to 14,672.37, 20,247.80 and 7,958.16 is: 10,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672.37 : 20,247.80 = 7,958.16 : x
  2. Step 2: Convert to fraction form
    14,672.37/20,247.80 = 7,958.16/x
  3. Step 3: Cross multiply
    14,672.37x = 20,247.80 × 7,958.16
  4. Step 4: Simplify right side
    14,672.37x = 161,135,192.26
  5. Step 5: Solve for x
    x = 161,135,192.26/14,672.37
  6. Step 6: Final answer
    x = 10,982.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.