Home / 14,684.26-20,264.29-7,969.89

Finding the Fourth Proportional to 14,684.26, 20,264.29 and 7,969.89

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Solution

The fourth proportional to 14,684.26, 20,264.29 and 7,969.89 is: 10,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.26 : 20,264.29 = 7,969.89 : x
  2. Step 2: Convert to fraction form
    14,684.26/20,264.29 = 7,969.89/x
  3. Step 3: Cross multiply
    14,684.26x = 20,264.29 × 7,969.89
  4. Step 4: Simplify right side
    14,684.26x = 161,504,062.26
  5. Step 5: Solve for x
    x = 161,504,062.26/14,684.26
  6. Step 6: Final answer
    x = 10,998.45

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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.