Home / 15,003.89-22,505.23-3,910.67

Finding the Fourth Proportional to 15,003.89, 22,505.23 and 3,910.67

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Solution

The fourth proportional to 15,003.89, 22,505.23 and 3,910.67 is: 5,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.89 : 22,505.23 = 3,910.67 : x
  2. Step 2: Convert to fraction form
    15,003.89/22,505.23 = 3,910.67/x
  3. Step 3: Cross multiply
    15,003.89x = 22,505.23 × 3,910.67
  4. Step 4: Simplify right side
    15,003.89x = 88,010,405.50
  5. Step 5: Solve for x
    x = 88,010,405.50/15,003.89
  6. Step 6: Final answer
    x = 5,865.84

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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.