Home / 48,731.22-67,248.56-28,584.25

Finding the Fourth Proportional to 48,731.22, 67,248.56 and 28,584.25

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Solution

The fourth proportional to 48,731.22, 67,248.56 and 28,584.25 is: 39,445.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,731.22 : 67,248.56 = 28,584.25 : x
  2. Step 2: Convert to fraction form
    48,731.22/67,248.56 = 28,584.25/x
  3. Step 3: Cross multiply
    48,731.22x = 67,248.56 × 28,584.25
  4. Step 4: Simplify right side
    48,731.22x = 1,922,249,554.52
  5. Step 5: Solve for x
    x = 1,922,249,554.52/48,731.22
  6. Step 6: Final answer
    x = 39,445.96

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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.