Home / 18,973.49-28,459.11-5,825.98

Finding the Fourth Proportional to 18,973.49, 28,459.11 and 5,825.98

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Solution

The fourth proportional to 18,973.49, 28,459.11 and 5,825.98 is: 8,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.49 : 28,459.11 = 5,825.98 : x
  2. Step 2: Convert to fraction form
    18,973.49/28,459.11 = 5,825.98/x
  3. Step 3: Cross multiply
    18,973.49x = 28,459.11 × 5,825.98
  4. Step 4: Simplify right side
    18,973.49x = 165,802,205.68
  5. Step 5: Solve for x
    x = 165,802,205.68/18,973.49
  6. Step 6: Final answer
    x = 8,738.62

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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.