Home / 12,014.98-18,021.02-3,250.58

Finding the Fourth Proportional to 12,014.98, 18,021.02 and 3,250.58

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Solution

The fourth proportional to 12,014.98, 18,021.02 and 3,250.58 is: 4,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014.98 : 18,021.02 = 3,250.58 : x
  2. Step 2: Convert to fraction form
    12,014.98/18,021.02 = 3,250.58/x
  3. Step 3: Cross multiply
    12,014.98x = 18,021.02 × 3,250.58
  4. Step 4: Simplify right side
    12,014.98x = 58,578,685.21
  5. Step 5: Solve for x
    x = 58,578,685.21/12,014.98
  6. Step 6: Final answer
    x = 4,875.47

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Similar ratio
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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.