Home / 45,205.26-67,806.99-14,040.42

Finding the Fourth Proportional to 45,205.26, 67,806.99 and 14,040.42

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Solution

The fourth proportional to 45,205.26, 67,806.99 and 14,040.42 is: 21,060.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,205.26 : 67,806.99 = 14,040.42 : x
  2. Step 2: Convert to fraction form
    45,205.26/67,806.99 = 14,040.42/x
  3. Step 3: Cross multiply
    45,205.26x = 67,806.99 × 14,040.42
  4. Step 4: Simplify right side
    45,205.26x = 952,038,618.54
  5. Step 5: Solve for x
    x = 952,038,618.54/45,205.26
  6. Step 6: Final answer
    x = 21,060.35

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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.