Home / 12,352.44-18,529.18-3,587.36

Finding the Fourth Proportional to 12,352.44, 18,529.18 and 3,587.36

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Solution

The fourth proportional to 12,352.44, 18,529.18 and 3,587.36 is: 5,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,352.44 : 18,529.18 = 3,587.36 : x
  2. Step 2: Convert to fraction form
    12,352.44/18,529.18 = 3,587.36/x
  3. Step 3: Cross multiply
    12,352.44x = 18,529.18 × 3,587.36
  4. Step 4: Simplify right side
    12,352.44x = 66,470,728.58
  5. Step 5: Solve for x
    x = 66,470,728.58/12,352.44
  6. Step 6: Final answer
    x = 5,381.18

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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.