Home / 44,947.50-67,420.70-11,664.60

Finding the Fourth Proportional to 44,947.50, 67,420.70 and 11,664.60

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Solution

The fourth proportional to 44,947.50, 67,420.70 and 11,664.60 is: 17,496.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,947.50 : 67,420.70 = 11,664.60 : x
  2. Step 2: Convert to fraction form
    44,947.50/67,420.70 = 11,664.60/x
  3. Step 3: Cross multiply
    44,947.50x = 67,420.70 × 11,664.60
  4. Step 4: Simplify right side
    44,947.50x = 786,435,497.22
  5. Step 5: Solve for x
    x = 786,435,497.22/44,947.50
  6. Step 6: Final answer
    x = 17,496.76

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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.