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Finding the Fourth Proportional to 45,362.70, 68,044.23 and 13,773.06

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Solution

The fourth proportional to 45,362.70, 68,044.23 and 13,773.06 is: 20,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,362.70 : 68,044.23 = 13,773.06 : x
  2. Step 2: Convert to fraction form
    45,362.70/68,044.23 = 13,773.06/x
  3. Step 3: Cross multiply
    45,362.70x = 68,044.23 × 13,773.06
  4. Step 4: Simplify right side
    45,362.70x = 937,177,262.44
  5. Step 5: Solve for x
    x = 937,177,262.44/45,362.70
  6. Step 6: Final answer
    x = 20,659.64

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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.