Home / 40,585.24-60,790.38-19,765

Finding the Fourth Proportional to 40,585.24, 60,790.38 and 19,765

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Solution

The fourth proportional to 40,585.24, 60,790.38 and 19,765 is: 29,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,585.24 : 60,790.38 = 19,765 : x
  2. Step 2: Convert to fraction form
    40,585.24/60,790.38 = 19,765/x
  3. Step 3: Cross multiply
    40,585.24x = 60,790.38 × 19,765
  4. Step 4: Simplify right side
    40,585.24x = 1,201,521,860.70
  5. Step 5: Solve for x
    x = 1,201,521,860.70/40,585.24
  6. Step 6: Final answer
    x = 29,604.90

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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.