Home / 12,830.54-19,246.34-4,065.26

Finding the Fourth Proportional to 12,830.54, 19,246.34 and 4,065.26

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Solution

The fourth proportional to 12,830.54, 19,246.34 and 4,065.26 is: 6,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830.54 : 19,246.34 = 4,065.26 : x
  2. Step 2: Convert to fraction form
    12,830.54/19,246.34 = 4,065.26/x
  3. Step 3: Cross multiply
    12,830.54x = 19,246.34 × 4,065.26
  4. Step 4: Simplify right side
    12,830.54x = 78,241,290.08
  5. Step 5: Solve for x
    x = 78,241,290.08/12,830.54
  6. Step 6: Final answer
    x = 6,098.05

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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.