Home / 12,925.90-19,389.66-4,162.24

Finding the Fourth Proportional to 12,925.90, 19,389.66 and 4,162.24

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Solution

The fourth proportional to 12,925.90, 19,389.66 and 4,162.24 is: 6,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.90 : 19,389.66 = 4,162.24 : x
  2. Step 2: Convert to fraction form
    12,925.90/19,389.66 = 4,162.24/x
  3. Step 3: Cross multiply
    12,925.90x = 19,389.66 × 4,162.24
  4. Step 4: Simplify right side
    12,925.90x = 80,704,418.44
  5. Step 5: Solve for x
    x = 80,704,418.44/12,925.90
  6. Step 6: Final answer
    x = 6,243.62

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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.