Home / 16,986.36-23,440.39-9,433.17

Finding the Fourth Proportional to 16,986.36, 23,440.39 and 9,433.17

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Solution

The fourth proportional to 16,986.36, 23,440.39 and 9,433.17 is: 13,017.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.36 : 23,440.39 = 9,433.17 : x
  2. Step 2: Convert to fraction form
    16,986.36/23,440.39 = 9,433.17/x
  3. Step 3: Cross multiply
    16,986.36x = 23,440.39 × 9,433.17
  4. Step 4: Simplify right side
    16,986.36x = 221,117,136.57
  5. Step 5: Solve for x
    x = 221,117,136.57/16,986.36
  6. Step 6: Final answer
    x = 13,017.33

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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.