Home / 19,183.68-26,475.84-10,800

Finding the Fourth Proportional to 19,183.68, 26,475.84 and 10,800

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Solution

The fourth proportional to 19,183.68, 26,475.84 and 10,800 is: 14,905.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,183.68 : 26,475.84 = 10,800 : x
  2. Step 2: Convert to fraction form
    19,183.68/26,475.84 = 10,800/x
  3. Step 3: Cross multiply
    19,183.68x = 26,475.84 × 10,800
  4. Step 4: Simplify right side
    19,183.68x = 285,939,072
  5. Step 5: Solve for x
    x = 285,939,072/19,183.68
  6. Step 6: Final answer
    x = 14,905.33

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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.