Home / 34,793.85-48,020.67-20,453.07

Finding the Fourth Proportional to 34,793.85, 48,020.67 and 20,453.07

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Solution

The fourth proportional to 34,793.85, 48,020.67 and 20,453.07 is: 28,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,793.85 : 48,020.67 = 20,453.07 : x
  2. Step 2: Convert to fraction form
    34,793.85/48,020.67 = 20,453.07/x
  3. Step 3: Cross multiply
    34,793.85x = 48,020.67 × 20,453.07
  4. Step 4: Simplify right side
    34,793.85x = 982,170,124.96
  5. Step 5: Solve for x
    x = 982,170,124.96/34,793.85
  6. Step 6: Final answer
    x = 28,228.27

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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.