Home / 45,365.94-68,041.26-13,768.44

Finding the Fourth Proportional to 45,365.94, 68,041.26 and 13,768.44

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Solution

The fourth proportional to 45,365.94, 68,041.26 and 13,768.44 is: 20,650.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,365.94 : 68,041.26 = 13,768.44 : x
  2. Step 2: Convert to fraction form
    45,365.94/68,041.26 = 13,768.44/x
  3. Step 3: Cross multiply
    45,365.94x = 68,041.26 × 13,768.44
  4. Step 4: Simplify right side
    45,365.94x = 936,822,005.83
  5. Step 5: Solve for x
    x = 936,822,005.83/45,365.94
  6. Step 6: Final answer
    x = 20,650.34

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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.