Home / 28,763.66-43,087.16-14,883.50

Finding the Fourth Proportional to 28,763.66, 43,087.16 and 14,883.50

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Solution

The fourth proportional to 28,763.66, 43,087.16 and 14,883.50 is: 22,295.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,763.66 : 43,087.16 = 14,883.50 : x
  2. Step 2: Convert to fraction form
    28,763.66/43,087.16 = 14,883.50/x
  3. Step 3: Cross multiply
    28,763.66x = 43,087.16 × 14,883.50
  4. Step 4: Simplify right side
    28,763.66x = 641,287,745.86
  5. Step 5: Solve for x
    x = 641,287,745.86/28,763.66
  6. Step 6: Final answer
    x = 22,295.07

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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.