Home / 18,657.38-28,027.14-11,266.24

Finding the Fourth Proportional to 18,657.38, 28,027.14 and 11,266.24

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Solution

The fourth proportional to 18,657.38, 28,027.14 and 11,266.24 is: 16,924.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657.38 : 28,027.14 = 11,266.24 : x
  2. Step 2: Convert to fraction form
    18,657.38/28,027.14 = 11,266.24/x
  3. Step 3: Cross multiply
    18,657.38x = 28,027.14 × 11,266.24
  4. Step 4: Simplify right side
    18,657.38x = 315,760,485.75
  5. Step 5: Solve for x
    x = 315,760,485.75/18,657.38
  6. Step 6: Final answer
    x = 16,924.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.