Home / 12,029.83-18,044.32-5,451.41

Finding the Fourth Proportional to 12,029.83, 18,044.32 and 5,451.41

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Solution

The fourth proportional to 12,029.83, 18,044.32 and 5,451.41 is: 8,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029.83 : 18,044.32 = 5,451.41 : x
  2. Step 2: Convert to fraction form
    12,029.83/18,044.32 = 5,451.41/x
  3. Step 3: Cross multiply
    12,029.83x = 18,044.32 × 5,451.41
  4. Step 4: Simplify right side
    12,029.83x = 98,366,986.49
  5. Step 5: Solve for x
    x = 98,366,986.49/12,029.83
  6. Step 6: Final answer
    x = 8,176.92

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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.