Home / 12,828.66-19,240.02-4,061.94

Finding the Fourth Proportional to 12,828.66, 19,240.02 and 4,061.94

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Solution

The fourth proportional to 12,828.66, 19,240.02 and 4,061.94 is: 6,091.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.66 : 19,240.02 = 4,061.94 : x
  2. Step 2: Convert to fraction form
    12,828.66/19,240.02 = 4,061.94/x
  3. Step 3: Cross multiply
    12,828.66x = 19,240.02 × 4,061.94
  4. Step 4: Simplify right side
    12,828.66x = 78,151,806.84
  5. Step 5: Solve for x
    x = 78,151,806.84/12,828.66
  6. Step 6: Final answer
    x = 6,091.97

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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.