Home / 36,211.46-54,314.85-12,518.35

Finding the Fourth Proportional to 36,211.46, 54,314.85 and 12,518.35

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Solution

The fourth proportional to 36,211.46, 54,314.85 and 12,518.35 is: 18,776.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,211.46 : 54,314.85 = 12,518.35 : x
  2. Step 2: Convert to fraction form
    36,211.46/54,314.85 = 12,518.35/x
  3. Step 3: Cross multiply
    36,211.46x = 54,314.85 × 12,518.35
  4. Step 4: Simplify right side
    36,211.46x = 679,932,213.65
  5. Step 5: Solve for x
    x = 679,932,213.65/36,211.46
  6. Step 6: Final answer
    x = 18,776.72

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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.