Home / 12,030.66-18,045.99-3,266.86

Finding the Fourth Proportional to 12,030.66, 18,045.99 and 3,266.86

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Solution

The fourth proportional to 12,030.66, 18,045.99 and 3,266.86 is: 4,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.66 : 18,045.99 = 3,266.86 : x
  2. Step 2: Convert to fraction form
    12,030.66/18,045.99 = 3,266.86/x
  3. Step 3: Cross multiply
    12,030.66x = 18,045.99 × 3,266.86
  4. Step 4: Simplify right side
    12,030.66x = 58,953,706.56
  5. Step 5: Solve for x
    x = 58,953,706.56/12,030.66
  6. Step 6: Final answer
    x = 4,900.29

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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.