Home / 38,692.22-58,106.37-38,138.18

Finding the Fourth Proportional to 38,692.22, 58,106.37 and 38,138.18

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Solution

The fourth proportional to 38,692.22, 58,106.37 and 38,138.18 is: 57,274.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692.22 : 58,106.37 = 38,138.18 : x
  2. Step 2: Convert to fraction form
    38,692.22/58,106.37 = 38,138.18/x
  3. Step 3: Cross multiply
    38,692.22x = 58,106.37 × 38,138.18
  4. Step 4: Simplify right side
    38,692.22x = 2,216,071,198.21
  5. Step 5: Solve for x
    x = 2,216,071,198.21/38,692.22
  6. Step 6: Final answer
    x = 57,274.34

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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.