Home / 41,400.30-62,091.64-11,810.19

Finding the Fourth Proportional to 41,400.30, 62,091.64 and 11,810.19

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Solution

The fourth proportional to 41,400.30, 62,091.64 and 11,810.19 is: 17,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,400.30 : 62,091.64 = 11,810.19 : x
  2. Step 2: Convert to fraction form
    41,400.30/62,091.64 = 11,810.19/x
  3. Step 3: Cross multiply
    41,400.30x = 62,091.64 × 11,810.19
  4. Step 4: Simplify right side
    41,400.30x = 733,314,065.81
  5. Step 5: Solve for x
    x = 733,314,065.81/41,400.30
  6. Step 6: Final answer
    x = 17,712.77

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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.