Home / 49,751.04-68,655.96-28,537.68

Finding the Fourth Proportional to 49,751.04, 68,655.96 and 28,537.68

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Solution

The fourth proportional to 49,751.04, 68,655.96 and 28,537.68 is: 39,381.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,751.04 : 68,655.96 = 28,537.68 : x
  2. Step 2: Convert to fraction form
    49,751.04/68,655.96 = 28,537.68/x
  3. Step 3: Cross multiply
    49,751.04x = 68,655.96 × 28,537.68
  4. Step 4: Simplify right side
    49,751.04x = 1,959,281,816.57
  5. Step 5: Solve for x
    x = 1,959,281,816.57/49,751.04
  6. Step 6: Final answer
    x = 39,381.73

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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.