Home / 16,687.05-23,028.00-9,133.22

Finding the Fourth Proportional to 16,687.05, 23,028.00 and 9,133.22

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Solution

The fourth proportional to 16,687.05, 23,028.00 and 9,133.22 is: 12,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.05 : 23,028.00 = 9,133.22 : x
  2. Step 2: Convert to fraction form
    16,687.05/23,028.00 = 9,133.22/x
  3. Step 3: Cross multiply
    16,687.05x = 23,028.00 × 9,133.22
  4. Step 4: Simplify right side
    16,687.05x = 210,319,813.48
  5. Step 5: Solve for x
    x = 210,319,813.48/16,687.05
  6. Step 6: Final answer
    x = 12,603.78

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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.