Home / 23,938.86-35,840.78-12,668.67

Finding the Fourth Proportional to 23,938.86, 35,840.78 and 12,668.67

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Solution

The fourth proportional to 23,938.86, 35,840.78 and 12,668.67 is: 18,967.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,938.86 : 35,840.78 = 12,668.67 : x
  2. Step 2: Convert to fraction form
    23,938.86/35,840.78 = 12,668.67/x
  3. Step 3: Cross multiply
    23,938.86x = 35,840.78 × 12,668.67
  4. Step 4: Simplify right side
    23,938.86x = 454,054,816.62
  5. Step 5: Solve for x
    x = 454,054,816.62/23,938.86
  6. Step 6: Final answer
    x = 18,967.27

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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.