Home / 16,986.17-23,441.16-9,432.97

Finding the Fourth Proportional to 16,986.17, 23,441.16 and 9,432.97

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Solution

The fourth proportional to 16,986.17, 23,441.16 and 9,432.97 is: 13,017.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986.17 : 23,441.16 = 9,432.97 : x
  2. Step 2: Convert to fraction form
    16,986.17/23,441.16 = 9,432.97/x
  3. Step 3: Cross multiply
    16,986.17x = 23,441.16 × 9,432.97
  4. Step 4: Simplify right side
    16,986.17x = 221,119,759.05
  5. Step 5: Solve for x
    x = 221,119,759.05/16,986.17
  6. Step 6: Final answer
    x = 13,017.63

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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.