Home / 40,406.56-60,579.60-27,890.85

Finding the Fourth Proportional to 40,406.56, 60,579.60 and 27,890.85

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Solution

The fourth proportional to 40,406.56, 60,579.60 and 27,890.85 is: 41,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,406.56 : 60,579.60 = 27,890.85 : x
  2. Step 2: Convert to fraction form
    40,406.56/60,579.60 = 27,890.85/x
  3. Step 3: Cross multiply
    40,406.56x = 60,579.60 × 27,890.85
  4. Step 4: Simplify right side
    40,406.56x = 1,689,616,536.66
  5. Step 5: Solve for x
    x = 1,689,616,536.66/40,406.56
  6. Step 6: Final answer
    x = 41,815.40

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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.