Home / 49,705.93-68,596.08-28,489.30

Finding the Fourth Proportional to 49,705.93, 68,596.08 and 28,489.30

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Solution

The fourth proportional to 49,705.93, 68,596.08 and 28,489.30 is: 39,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,705.93 : 68,596.08 = 28,489.30 : x
  2. Step 2: Convert to fraction form
    49,705.93/68,596.08 = 28,489.30/x
  3. Step 3: Cross multiply
    49,705.93x = 68,596.08 × 28,489.30
  4. Step 4: Simplify right side
    49,705.93x = 1,954,254,301.94
  5. Step 5: Solve for x
    x = 1,954,254,301.94/49,705.93
  6. Step 6: Final answer
    x = 39,316.32

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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.