Home / 49,693.09-68,575.23-28,470.98

Finding the Fourth Proportional to 49,693.09, 68,575.23 and 28,470.98

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Solution

The fourth proportional to 49,693.09, 68,575.23 and 28,470.98 is: 39,289.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.09 : 68,575.23 = 28,470.98 : x
  2. Step 2: Convert to fraction form
    49,693.09/68,575.23 = 28,470.98/x
  3. Step 3: Cross multiply
    49,693.09x = 68,575.23 × 28,470.98
  4. Step 4: Simplify right side
    49,693.09x = 1,952,404,173.26
  5. Step 5: Solve for x
    x = 1,952,404,173.26/49,693.09
  6. Step 6: Final answer
    x = 39,289.25

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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.