Home / 45,119.58-67,658.31-17,017.98

Finding the Fourth Proportional to 45,119.58, 67,658.31 and 17,017.98

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Solution

The fourth proportional to 45,119.58, 67,658.31 and 17,017.98 is: 25,519.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,119.58 : 67,658.31 = 17,017.98 : x
  2. Step 2: Convert to fraction form
    45,119.58/67,658.31 = 17,017.98/x
  3. Step 3: Cross multiply
    45,119.58x = 67,658.31 × 17,017.98
  4. Step 4: Simplify right side
    45,119.58x = 1,151,407,766.41
  5. Step 5: Solve for x
    x = 1,151,407,766.41/45,119.58
  6. Step 6: Final answer
    x = 25,519.03

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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.