Home / 36,025.04-54,042.96-12,647.36

Finding the Fourth Proportional to 36,025.04, 54,042.96 and 12,647.36

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Solution

The fourth proportional to 36,025.04, 54,042.96 and 12,647.36 is: 18,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,025.04 : 54,042.96 = 12,647.36 : x
  2. Step 2: Convert to fraction form
    36,025.04/54,042.96 = 12,647.36/x
  3. Step 3: Cross multiply
    36,025.04x = 54,042.96 × 12,647.36
  4. Step 4: Simplify right side
    36,025.04x = 683,500,770.59
  5. Step 5: Solve for x
    x = 683,500,770.59/36,025.04
  6. Step 6: Final answer
    x = 18,972.94

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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.