Home / 45,836.70-68,722.65-17,745.90

Finding the Fourth Proportional to 45,836.70, 68,722.65 and 17,745.90

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Solution

The fourth proportional to 45,836.70, 68,722.65 and 17,745.90 is: 26,606.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,836.70 : 68,722.65 = 17,745.90 : x
  2. Step 2: Convert to fraction form
    45,836.70/68,722.65 = 17,745.90/x
  3. Step 3: Cross multiply
    45,836.70x = 68,722.65 × 17,745.90
  4. Step 4: Simplify right side
    45,836.70x = 1,219,545,274.64
  5. Step 5: Solve for x
    x = 1,219,545,274.64/45,836.70
  6. Step 6: Final answer
    x = 26,606.31

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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.