Home / 12,024.96-18,039.36-3,702.96

Finding the Fourth Proportional to 12,024.96, 18,039.36 and 3,702.96

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Solution

The fourth proportional to 12,024.96, 18,039.36 and 3,702.96 is: 5,555.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.96 : 18,039.36 = 3,702.96 : x
  2. Step 2: Convert to fraction form
    12,024.96/18,039.36 = 3,702.96/x
  3. Step 3: Cross multiply
    12,024.96x = 18,039.36 × 3,702.96
  4. Step 4: Simplify right side
    12,024.96x = 66,799,028.51
  5. Step 5: Solve for x
    x = 66,799,028.51/12,024.96
  6. Step 6: Final answer
    x = 5,555.03

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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.