Home / 48,452-66,867.60-28,583.84

Finding the Fourth Proportional to 48,452, 66,867.60 and 28,583.84

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Solution

The fourth proportional to 48,452, 66,867.60 and 28,583.84 is: 39,447.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,452 : 66,867.60 = 28,583.84 : x
  2. Step 2: Convert to fraction form
    48,452/66,867.60 = 28,583.84/x
  3. Step 3: Cross multiply
    48,452x = 66,867.60 × 28,583.84
  4. Step 4: Simplify right side
    48,452x = 1,911,332,779.58
  5. Step 5: Solve for x
    x = 1,911,332,779.58/48,452
  6. Step 6: Final answer
    x = 39,447.96

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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.