Home / 41,338.90-61,959.14-28,790.99

Finding the Fourth Proportional to 41,338.90, 61,959.14 and 28,790.99

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Solution

The fourth proportional to 41,338.90, 61,959.14 and 28,790.99 is: 43,152.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,338.90 : 61,959.14 = 28,790.99 : x
  2. Step 2: Convert to fraction form
    41,338.90/61,959.14 = 28,790.99/x
  3. Step 3: Cross multiply
    41,338.90x = 61,959.14 × 28,790.99
  4. Step 4: Simplify right side
    41,338.90x = 1,783,864,836.19
  5. Step 5: Solve for x
    x = 1,783,864,836.19/41,338.90
  6. Step 6: Final answer
    x = 43,152.21

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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.