Home / 16,017.99-22,103.26-10,986.51

Finding the Fourth Proportional to 16,017.99, 22,103.26 and 10,986.51

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Solution

The fourth proportional to 16,017.99, 22,103.26 and 10,986.51 is: 15,160.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,017.99 : 22,103.26 = 10,986.51 : x
  2. Step 2: Convert to fraction form
    16,017.99/22,103.26 = 10,986.51/x
  3. Step 3: Cross multiply
    16,017.99x = 22,103.26 × 10,986.51
  4. Step 4: Simplify right side
    16,017.99x = 242,837,687.02
  5. Step 5: Solve for x
    x = 242,837,687.02/16,017.99
  6. Step 6: Final answer
    x = 15,160.31

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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.