Home / 19,040.87-28,564.35-5,893.21

Finding the Fourth Proportional to 19,040.87, 28,564.35 and 5,893.21

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Solution

The fourth proportional to 19,040.87, 28,564.35 and 5,893.21 is: 8,840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.87 : 28,564.35 = 5,893.21 : x
  2. Step 2: Convert to fraction form
    19,040.87/28,564.35 = 5,893.21/x
  3. Step 3: Cross multiply
    19,040.87x = 28,564.35 × 5,893.21
  4. Step 4: Simplify right side
    19,040.87x = 168,335,565.99
  5. Step 5: Solve for x
    x = 168,335,565.99/19,040.87
  6. Step 6: Final answer
    x = 8,840.75

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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.