Home / 49,565.12-68,403.96-28,348.47

Finding the Fourth Proportional to 49,565.12, 68,403.96 and 28,348.47

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Solution

The fourth proportional to 49,565.12, 68,403.96 and 28,348.47 is: 39,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,565.12 : 68,403.96 = 28,348.47 : x
  2. Step 2: Convert to fraction form
    49,565.12/68,403.96 = 28,348.47/x
  3. Step 3: Cross multiply
    49,565.12x = 68,403.96 × 28,348.47
  4. Step 4: Simplify right side
    49,565.12x = 1,939,147,607.94
  5. Step 5: Solve for x
    x = 1,939,147,607.94/49,565.12
  6. Step 6: Final answer
    x = 39,123.23

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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.