Home / 40,485.65-55,827.80-34,839.54

Finding the Fourth Proportional to 40,485.65, 55,827.80 and 34,839.54

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Solution

The fourth proportional to 40,485.65, 55,827.80 and 34,839.54 is: 48,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.65 : 55,827.80 = 34,839.54 : x
  2. Step 2: Convert to fraction form
    40,485.65/55,827.80 = 34,839.54/x
  3. Step 3: Cross multiply
    40,485.65x = 55,827.80 × 34,839.54
  4. Step 4: Simplify right side
    40,485.65x = 1,945,014,827.66
  5. Step 5: Solve for x
    x = 1,945,014,827.66/40,485.65
  6. Step 6: Final answer
    x = 48,042.09

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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.