Home / 12,852.25-19,279.91-4,530.54

Finding the Fourth Proportional to 12,852.25, 19,279.91 and 4,530.54

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Solution

The fourth proportional to 12,852.25, 19,279.91 and 4,530.54 is: 6,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.25 : 19,279.91 = 4,530.54 : x
  2. Step 2: Convert to fraction form
    12,852.25/19,279.91 = 4,530.54/x
  3. Step 3: Cross multiply
    12,852.25x = 19,279.91 × 4,530.54
  4. Step 4: Simplify right side
    12,852.25x = 87,348,403.45
  5. Step 5: Solve for x
    x = 87,348,403.45/12,852.25
  6. Step 6: Final answer
    x = 6,796.35

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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.