Home / 36,212.46-54,316.35-12,519.35

Finding the Fourth Proportional to 36,212.46, 54,316.35 and 12,519.35

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Solution

The fourth proportional to 36,212.46, 54,316.35 and 12,519.35 is: 18,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,212.46 : 54,316.35 = 12,519.35 : x
  2. Step 2: Convert to fraction form
    36,212.46/54,316.35 = 12,519.35/x
  3. Step 3: Cross multiply
    36,212.46x = 54,316.35 × 12,519.35
  4. Step 4: Simplify right side
    36,212.46x = 680,005,396.37
  5. Step 5: Solve for x
    x = 680,005,396.37/36,212.46
  6. Step 6: Final answer
    x = 18,778.22

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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.