Home / 12,872.94-19,315.41-4,559.25

Finding the Fourth Proportional to 12,872.94, 19,315.41 and 4,559.25

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Solution

The fourth proportional to 12,872.94, 19,315.41 and 4,559.25 is: 6,841.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,872.94 : 19,315.41 = 4,559.25 : x
  2. Step 2: Convert to fraction form
    12,872.94/19,315.41 = 4,559.25/x
  3. Step 3: Cross multiply
    12,872.94x = 19,315.41 × 4,559.25
  4. Step 4: Simplify right side
    12,872.94x = 88,063,783.04
  5. Step 5: Solve for x
    x = 88,063,783.04/12,872.94
  6. Step 6: Final answer
    x = 6,841.00

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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.