Home / 12,779.26-19,169.82-4,014.10

Finding the Fourth Proportional to 12,779.26, 19,169.82 and 4,014.10

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Solution

The fourth proportional to 12,779.26, 19,169.82 and 4,014.10 is: 6,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,779.26 : 19,169.82 = 4,014.10 : x
  2. Step 2: Convert to fraction form
    12,779.26/19,169.82 = 4,014.10/x
  3. Step 3: Cross multiply
    12,779.26x = 19,169.82 × 4,014.10
  4. Step 4: Simplify right side
    12,779.26x = 76,949,574.46
  5. Step 5: Solve for x
    x = 76,949,574.46/12,779.26
  6. Step 6: Final answer
    x = 6,021.44

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1.5x scale

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.