Home / 17,307.40-25,969.20-8,996.80

Finding the Fourth Proportional to 17,307.40, 25,969.20 and 8,996.80

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Solution

The fourth proportional to 17,307.40, 25,969.20 and 8,996.80 is: 13,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,307.40 : 25,969.20 = 8,996.80 : x
  2. Step 2: Convert to fraction form
    17,307.40/25,969.20 = 8,996.80/x
  3. Step 3: Cross multiply
    17,307.40x = 25,969.20 × 8,996.80
  4. Step 4: Simplify right side
    17,307.40x = 233,639,698.56
  5. Step 5: Solve for x
    x = 233,639,698.56/17,307.40
  6. Step 6: Final answer
    x = 13,499.41

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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.