Home / 49,808.54-68,735.81-28,298.32

Finding the Fourth Proportional to 49,808.54, 68,735.81 and 28,298.32

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Solution

The fourth proportional to 49,808.54, 68,735.81 and 28,298.32 is: 39,051.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,808.54 : 68,735.81 = 28,298.32 : x
  2. Step 2: Convert to fraction form
    49,808.54/68,735.81 = 28,298.32/x
  3. Step 3: Cross multiply
    49,808.54x = 68,735.81 × 28,298.32
  4. Step 4: Simplify right side
    49,808.54x = 1,945,107,970.86
  5. Step 5: Solve for x
    x = 1,945,107,970.86/49,808.54
  6. Step 6: Final answer
    x = 39,051.70

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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.