Home / 38,310.55-52,868.41-22,391.85

Finding the Fourth Proportional to 38,310.55, 52,868.41 and 22,391.85

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Solution

The fourth proportional to 38,310.55, 52,868.41 and 22,391.85 is: 30,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,310.55 : 52,868.41 = 22,391.85 : x
  2. Step 2: Convert to fraction form
    38,310.55/52,868.41 = 22,391.85/x
  3. Step 3: Cross multiply
    38,310.55x = 52,868.41 × 22,391.85
  4. Step 4: Simplify right side
    38,310.55x = 1,183,821,506.46
  5. Step 5: Solve for x
    x = 1,183,821,506.46/38,310.55
  6. Step 6: Final answer
    x = 30,900.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.