Home / 12,416.23-18,624.95-4,096.21

Finding the Fourth Proportional to 12,416.23, 18,624.95 and 4,096.21

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Solution

The fourth proportional to 12,416.23, 18,624.95 and 4,096.21 is: 6,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,416.23 : 18,624.95 = 4,096.21 : x
  2. Step 2: Convert to fraction form
    12,416.23/18,624.95 = 4,096.21/x
  3. Step 3: Cross multiply
    12,416.23x = 18,624.95 × 4,096.21
  4. Step 4: Simplify right side
    12,416.23x = 76,291,706.44
  5. Step 5: Solve for x
    x = 76,291,706.44/12,416.23
  6. Step 6: Final answer
    x = 6,144.51

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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.