Home / 45,370.44-68,048.01-13,772.94

Finding the Fourth Proportional to 45,370.44, 68,048.01 and 13,772.94

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Solution

The fourth proportional to 45,370.44, 68,048.01 and 13,772.94 is: 20,657.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370.44 : 68,048.01 = 13,772.94 : x
  2. Step 2: Convert to fraction form
    45,370.44/68,048.01 = 13,772.94/x
  3. Step 3: Cross multiply
    45,370.44x = 68,048.01 × 13,772.94
  4. Step 4: Simplify right side
    45,370.44x = 937,221,158.85
  5. Step 5: Solve for x
    x = 937,221,158.85/45,370.44
  6. Step 6: Final answer
    x = 20,657.09

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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.