Home / 16,986.86-23,441.75-9,433.23

Finding the Fourth Proportional to 16,986.86, 23,441.75 and 9,433.23

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Solution

The fourth proportional to 16,986.86, 23,441.75 and 9,433.23 is: 13,017.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.86 : 23,441.75 = 9,433.23 : x
  2. Step 2: Convert to fraction form
    16,986.86/23,441.75 = 9,433.23/x
  3. Step 3: Cross multiply
    16,986.86x = 23,441.75 × 9,433.23
  4. Step 4: Simplify right side
    16,986.86x = 221,131,570.51
  5. Step 5: Solve for x
    x = 221,131,570.51/16,986.86
  6. Step 6: Final answer
    x = 13,017.80

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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.