Home / 48,914.48-67,495.38-28,759.70

Finding the Fourth Proportional to 48,914.48, 67,495.38 and 28,759.70

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Solution

The fourth proportional to 48,914.48, 67,495.38 and 28,759.70 is: 39,684.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,914.48 : 67,495.38 = 28,759.70 : x
  2. Step 2: Convert to fraction form
    48,914.48/67,495.38 = 28,759.70/x
  3. Step 3: Cross multiply
    48,914.48x = 67,495.38 × 28,759.70
  4. Step 4: Simplify right side
    48,914.48x = 1,941,146,880.19
  5. Step 5: Solve for x
    x = 1,941,146,880.19/48,914.48
  6. Step 6: Final answer
    x = 39,684.50

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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.