Home / 34,790.85-48,016.53-20,450.07

Finding the Fourth Proportional to 34,790.85, 48,016.53 and 20,450.07

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Solution

The fourth proportional to 34,790.85, 48,016.53 and 20,450.07 is: 28,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.85 : 48,016.53 = 20,450.07 : x
  2. Step 2: Convert to fraction form
    34,790.85/48,016.53 = 20,450.07/x
  3. Step 3: Cross multiply
    34,790.85x = 48,016.53 × 20,450.07
  4. Step 4: Simplify right side
    34,790.85x = 981,941,399.66
  5. Step 5: Solve for x
    x = 981,941,399.66/34,790.85
  6. Step 6: Final answer
    x = 28,224.13

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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.