Home / 20,044.36-30,015.68-12,034.14

Finding the Fourth Proportional to 20,044.36, 30,015.68 and 12,034.14

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Solution

The fourth proportional to 20,044.36, 30,015.68 and 12,034.14 is: 18,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.36 : 30,015.68 = 12,034.14 : x
  2. Step 2: Convert to fraction form
    20,044.36/30,015.68 = 12,034.14/x
  3. Step 3: Cross multiply
    20,044.36x = 30,015.68 × 12,034.14
  4. Step 4: Simplify right side
    20,044.36x = 361,212,895.32
  5. Step 5: Solve for x
    x = 361,212,895.32/20,044.36
  6. Step 6: Final answer
    x = 18,020.67

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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.