Home / 12,326.41-18,480.38-4,001.46

Finding the Fourth Proportional to 12,326.41, 18,480.38 and 4,001.46

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Solution

The fourth proportional to 12,326.41, 18,480.38 and 4,001.46 is: 5,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326.41 : 18,480.38 = 4,001.46 : x
  2. Step 2: Convert to fraction form
    12,326.41/18,480.38 = 4,001.46/x
  3. Step 3: Cross multiply
    12,326.41x = 18,480.38 × 4,001.46
  4. Step 4: Simplify right side
    12,326.41x = 73,948,408.95
  5. Step 5: Solve for x
    x = 73,948,408.95/12,326.41
  6. Step 6: Final answer
    x = 5,999.18

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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.