Home / 12,769.23-19,153.86-4,004.83

Finding the Fourth Proportional to 12,769.23, 19,153.86 and 4,004.83

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Solution

The fourth proportional to 12,769.23, 19,153.86 and 4,004.83 is: 6,007.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.23 : 19,153.86 = 4,004.83 : x
  2. Step 2: Convert to fraction form
    12,769.23/19,153.86 = 4,004.83/x
  3. Step 3: Cross multiply
    12,769.23x = 19,153.86 × 4,004.83
  4. Step 4: Simplify right side
    12,769.23x = 76,707,953.14
  5. Step 5: Solve for x
    x = 76,707,953.14/12,769.23
  6. Step 6: Final answer
    x = 6,007.25

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1.5x scale

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.