Home / 49,845.02-68,785.63-28,624.43

Finding the Fourth Proportional to 49,845.02, 68,785.63 and 28,624.43

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Solution

The fourth proportional to 49,845.02, 68,785.63 and 28,624.43 is: 39,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,845.02 : 68,785.63 = 28,624.43 : x
  2. Step 2: Convert to fraction form
    49,845.02/68,785.63 = 28,624.43/x
  3. Step 3: Cross multiply
    49,845.02x = 68,785.63 × 28,624.43
  4. Step 4: Simplify right side
    49,845.02x = 1,968,949,551.34
  5. Step 5: Solve for x
    x = 1,968,949,551.34/49,845.02
  6. Step 6: Final answer
    x = 39,501.43

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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.