Home / 45,308.82-67,963.23-14,146.74

Finding the Fourth Proportional to 45,308.82, 67,963.23 and 14,146.74

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Solution

The fourth proportional to 45,308.82, 67,963.23 and 14,146.74 is: 21,220.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,308.82 : 67,963.23 = 14,146.74 : x
  2. Step 2: Convert to fraction form
    45,308.82/67,963.23 = 14,146.74/x
  3. Step 3: Cross multiply
    45,308.82x = 67,963.23 × 14,146.74
  4. Step 4: Simplify right side
    45,308.82x = 961,458,144.37
  5. Step 5: Solve for x
    x = 961,458,144.37/45,308.82
  6. Step 6: Final answer
    x = 21,220.11

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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.