Home / 51,174.49-70,625.99-28,517.17

Finding the Fourth Proportional to 51,174.49, 70,625.99 and 28,517.17

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Solution

The fourth proportional to 51,174.49, 70,625.99 and 28,517.17 is: 39,356.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,174.49 : 70,625.99 = 28,517.17 : x
  2. Step 2: Convert to fraction form
    51,174.49/70,625.99 = 28,517.17/x
  3. Step 3: Cross multiply
    51,174.49x = 70,625.99 × 28,517.17
  4. Step 4: Simplify right side
    51,174.49x = 2,014,053,257.98
  5. Step 5: Solve for x
    x = 2,014,053,257.98/51,174.49
  6. Step 6: Final answer
    x = 39,356.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.