Home / 28,848.29-43,277.66-8,857.35

Finding the Fourth Proportional to 28,848.29, 43,277.66 and 8,857.35

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Solution

The fourth proportional to 28,848.29, 43,277.66 and 8,857.35 is: 13,287.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848.29 : 43,277.66 = 8,857.35 : x
  2. Step 2: Convert to fraction form
    28,848.29/43,277.66 = 8,857.35/x
  3. Step 3: Cross multiply
    28,848.29x = 43,277.66 × 8,857.35
  4. Step 4: Simplify right side
    28,848.29x = 383,325,370.73
  5. Step 5: Solve for x
    x = 383,325,370.73/28,848.29
  6. Step 6: Final answer
    x = 13,287.63

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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.