Home / 49,765.02-68,684.67-28,551.30

Finding the Fourth Proportional to 49,765.02, 68,684.67 and 28,551.30

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Solution

The fourth proportional to 49,765.02, 68,684.67 and 28,551.30 is: 39,405.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,765.02 : 68,684.67 = 28,551.30 : x
  2. Step 2: Convert to fraction form
    49,765.02/68,684.67 = 28,551.30/x
  3. Step 3: Cross multiply
    49,765.02x = 68,684.67 × 28,551.30
  4. Step 4: Simplify right side
    49,765.02x = 1,961,036,618.57
  5. Step 5: Solve for x
    x = 1,961,036,618.57/49,765.02
  6. Step 6: Final answer
    x = 39,405.92

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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.