Home / 13,276.50-19,914.75-4,042.50

Finding the Fourth Proportional to 13,276.50, 19,914.75 and 4,042.50

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Solution

The fourth proportional to 13,276.50, 19,914.75 and 4,042.50 is: 6,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276.50 : 19,914.75 = 4,042.50 : x
  2. Step 2: Convert to fraction form
    13,276.50/19,914.75 = 4,042.50/x
  3. Step 3: Cross multiply
    13,276.50x = 19,914.75 × 4,042.50
  4. Step 4: Simplify right side
    13,276.50x = 80,505,376.88
  5. Step 5: Solve for x
    x = 80,505,376.88/13,276.50
  6. Step 6: Final answer
    x = 6,063.75

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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.