Home / 49,035.76-67,683.24-28,904.32

Finding the Fourth Proportional to 49,035.76, 67,683.24 and 28,904.32

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Solution

The fourth proportional to 49,035.76, 67,683.24 and 28,904.32 is: 39,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,035.76 : 67,683.24 = 28,904.32 : x
  2. Step 2: Convert to fraction form
    49,035.76/67,683.24 = 28,904.32/x
  3. Step 3: Cross multiply
    49,035.76x = 67,683.24 × 28,904.32
  4. Step 4: Simplify right side
    49,035.76x = 1,956,338,027.60
  5. Step 5: Solve for x
    x = 1,956,338,027.60/49,035.76
  6. Step 6: Final answer
    x = 39,896.15

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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.