Home / 45,896.03-68,838.57-12,619.47

Finding the Fourth Proportional to 45,896.03, 68,838.57 and 12,619.47

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Solution

The fourth proportional to 45,896.03, 68,838.57 and 12,619.47 is: 18,927.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.03 : 68,838.57 = 12,619.47 : x
  2. Step 2: Convert to fraction form
    45,896.03/68,838.57 = 12,619.47/x
  3. Step 3: Cross multiply
    45,896.03x = 68,838.57 × 12,619.47
  4. Step 4: Simplify right side
    45,896.03x = 868,706,268.96
  5. Step 5: Solve for x
    x = 868,706,268.96/45,896.03
  6. Step 6: Final answer
    x = 18,927.70

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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.