Home / 12,033.66-18,051.30-4,239.84

Finding the Fourth Proportional to 12,033.66, 18,051.30 and 4,239.84

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Solution

The fourth proportional to 12,033.66, 18,051.30 and 4,239.84 is: 6,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,033.66 : 18,051.30 = 4,239.84 : x
  2. Step 2: Convert to fraction form
    12,033.66/18,051.30 = 4,239.84/x
  3. Step 3: Cross multiply
    12,033.66x = 18,051.30 × 4,239.84
  4. Step 4: Simplify right side
    12,033.66x = 76,534,623.79
  5. Step 5: Solve for x
    x = 76,534,623.79/12,033.66
  6. Step 6: Final answer
    x = 6,360.05

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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.