Home / 12,844.19-19,266.08-4,079.00

Finding the Fourth Proportional to 12,844.19, 19,266.08 and 4,079.00

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Solution

The fourth proportional to 12,844.19, 19,266.08 and 4,079.00 is: 6,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.19 : 19,266.08 = 4,079.00 : x
  2. Step 2: Convert to fraction form
    12,844.19/19,266.08 = 4,079.00/x
  3. Step 3: Cross multiply
    12,844.19x = 19,266.08 × 4,079.00
  4. Step 4: Simplify right side
    12,844.19x = 78,586,223.59
  5. Step 5: Solve for x
    x = 78,586,223.59/12,844.19
  6. Step 6: Final answer
    x = 6,118.43

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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.