Home / 12,038.22-18,063.09-4,250.70

Finding the Fourth Proportional to 12,038.22, 18,063.09 and 4,250.70

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Solution

The fourth proportional to 12,038.22, 18,063.09 and 4,250.70 is: 6,378.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.22 : 18,063.09 = 4,250.70 : x
  2. Step 2: Convert to fraction form
    12,038.22/18,063.09 = 4,250.70/x
  3. Step 3: Cross multiply
    12,038.22x = 18,063.09 × 4,250.70
  4. Step 4: Simplify right side
    12,038.22x = 76,780,776.66
  5. Step 5: Solve for x
    x = 76,780,776.66/12,038.22
  6. Step 6: Final answer
    x = 6,378.08

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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.