Home / 22,695.45-33,977.40-20,291.41

Finding the Fourth Proportional to 22,695.45, 33,977.40 and 20,291.41

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Solution

The fourth proportional to 22,695.45, 33,977.40 and 20,291.41 is: 30,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,695.45 : 33,977.40 = 20,291.41 : x
  2. Step 2: Convert to fraction form
    22,695.45/33,977.40 = 20,291.41/x
  3. Step 3: Cross multiply
    22,695.45x = 33,977.40 × 20,291.41
  4. Step 4: Simplify right side
    22,695.45x = 689,449,269.19
  5. Step 5: Solve for x
    x = 689,449,269.19/22,695.45
  6. Step 6: Final answer
    x = 30,378.30

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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.