Home / 14,260.86-21,383.66-4,769

Finding the Fourth Proportional to 14,260.86, 21,383.66 and 4,769

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Solution

The fourth proportional to 14,260.86, 21,383.66 and 4,769 is: 7,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.86 : 21,383.66 = 4,769 : x
  2. Step 2: Convert to fraction form
    14,260.86/21,383.66 = 4,769/x
  3. Step 3: Cross multiply
    14,260.86x = 21,383.66 × 4,769
  4. Step 4: Simplify right side
    14,260.86x = 101,978,674.54
  5. Step 5: Solve for x
    x = 101,978,674.54/14,260.86
  6. Step 6: Final answer
    x = 7,150.95

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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.