Home / 67,690.44-101,525.58-17,771.40

Finding the Fourth Proportional to 67,690.44, 101,525.58 and 17,771.40

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Solution

The fourth proportional to 67,690.44, 101,525.58 and 17,771.40 is: 26,654.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,690.44 : 101,525.58 = 17,771.40 : x
  2. Step 2: Convert to fraction form
    67,690.44/101,525.58 = 17,771.40/x
  3. Step 3: Cross multiply
    67,690.44x = 101,525.58 × 17,771.40
  4. Step 4: Simplify right side
    67,690.44x = 1,804,251,692.41
  5. Step 5: Solve for x
    x = 1,804,251,692.41/67,690.44
  6. Step 6: Final answer
    x = 26,654.45

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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.