Home / 12,852.32-19,277.31-4,531.90

Finding the Fourth Proportional to 12,852.32, 19,277.31 and 4,531.90

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Solution

The fourth proportional to 12,852.32, 19,277.31 and 4,531.90 is: 6,797.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852.32 : 19,277.31 = 4,531.90 : x
  2. Step 2: Convert to fraction form
    12,852.32/19,277.31 = 4,531.90/x
  3. Step 3: Cross multiply
    12,852.32x = 19,277.31 × 4,531.90
  4. Step 4: Simplify right side
    12,852.32x = 87,362,820.64
  5. Step 5: Solve for x
    x = 87,362,820.64/12,852.32
  6. Step 6: Final answer
    x = 6,797.44

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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.