Home / 18,846.19-28,257.67-6,365.03

Finding the Fourth Proportional to 18,846.19, 28,257.67 and 6,365.03

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Solution

The fourth proportional to 18,846.19, 28,257.67 and 6,365.03 is: 9,543.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.19 : 28,257.67 = 6,365.03 : x
  2. Step 2: Convert to fraction form
    18,846.19/28,257.67 = 6,365.03/x
  3. Step 3: Cross multiply
    18,846.19x = 28,257.67 × 6,365.03
  4. Step 4: Simplify right side
    18,846.19x = 179,860,917.28
  5. Step 5: Solve for x
    x = 179,860,917.28/18,846.19
  6. Step 6: Final answer
    x = 9,543.62

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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.