Home / 12,882.42-19,325.43-4,114.35

Finding the Fourth Proportional to 12,882.42, 19,325.43 and 4,114.35

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Solution

The fourth proportional to 12,882.42, 19,325.43 and 4,114.35 is: 6,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882.42 : 19,325.43 = 4,114.35 : x
  2. Step 2: Convert to fraction form
    12,882.42/19,325.43 = 4,114.35/x
  3. Step 3: Cross multiply
    12,882.42x = 19,325.43 × 4,114.35
  4. Step 4: Simplify right side
    12,882.42x = 79,511,582.92
  5. Step 5: Solve for x
    x = 79,511,582.92/12,882.42
  6. Step 6: Final answer
    x = 6,172.10

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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.