Home / 16,687.03-23,027.90-9,133.28

Finding the Fourth Proportional to 16,687.03, 23,027.90 and 9,133.28

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Solution

The fourth proportional to 16,687.03, 23,027.90 and 9,133.28 is: 12,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.03 : 23,027.90 = 9,133.28 : x
  2. Step 2: Convert to fraction form
    16,687.03/23,027.90 = 9,133.28/x
  3. Step 3: Cross multiply
    16,687.03x = 23,027.90 × 9,133.28
  4. Step 4: Simplify right side
    16,687.03x = 210,320,212.85
  5. Step 5: Solve for x
    x = 210,320,212.85/16,687.03
  6. Step 6: Final answer
    x = 12,603.82

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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.