Home / 12,011.68-18,015.02-3,244.54

Finding the Fourth Proportional to 12,011.68, 18,015.02 and 3,244.54

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Solution

The fourth proportional to 12,011.68, 18,015.02 and 3,244.54 is: 4,866.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.68 : 18,015.02 = 3,244.54 : x
  2. Step 2: Convert to fraction form
    12,011.68/18,015.02 = 3,244.54/x
  3. Step 3: Cross multiply
    12,011.68x = 18,015.02 × 3,244.54
  4. Step 4: Simplify right side
    12,011.68x = 58,450,452.99
  5. Step 5: Solve for x
    x = 58,450,452.99/12,011.68
  6. Step 6: Final answer
    x = 4,866.13

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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.