Home / 30,706.98-45,986.65-17,519.37

Finding the Fourth Proportional to 30,706.98, 45,986.65 and 17,519.37

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Solution

The fourth proportional to 30,706.98, 45,986.65 and 17,519.37 is: 26,236.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,706.98 : 45,986.65 = 17,519.37 : x
  2. Step 2: Convert to fraction form
    30,706.98/45,986.65 = 17,519.37/x
  3. Step 3: Cross multiply
    30,706.98x = 45,986.65 × 17,519.37
  4. Step 4: Simplify right side
    30,706.98x = 805,656,895.53
  5. Step 5: Solve for x
    x = 805,656,895.53/30,706.98
  6. Step 6: Final answer
    x = 26,236.93

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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.