Home / 19,020.58-28,533.60-5,874.08

Finding the Fourth Proportional to 19,020.58, 28,533.60 and 5,874.08

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Solution

The fourth proportional to 19,020.58, 28,533.60 and 5,874.08 is: 8,811.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020.58 : 28,533.60 = 5,874.08 : x
  2. Step 2: Convert to fraction form
    19,020.58/28,533.60 = 5,874.08/x
  3. Step 3: Cross multiply
    19,020.58x = 28,533.60 × 5,874.08
  4. Step 4: Simplify right side
    19,020.58x = 167,608,649.09
  5. Step 5: Solve for x
    x = 167,608,649.09/19,020.58
  6. Step 6: Final answer
    x = 8,811.96

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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.