Home / 48,033.44-66,258.56-28,900

Finding the Fourth Proportional to 48,033.44, 66,258.56 and 28,900

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Solution

The fourth proportional to 48,033.44, 66,258.56 and 28,900 is: 39,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,033.44 : 66,258.56 = 28,900 : x
  2. Step 2: Convert to fraction form
    48,033.44/66,258.56 = 28,900/x
  3. Step 3: Cross multiply
    48,033.44x = 66,258.56 × 28,900
  4. Step 4: Simplify right side
    48,033.44x = 1,914,872,384
  5. Step 5: Solve for x
    x = 1,914,872,384/48,033.44
  6. Step 6: Final answer
    x = 39,865.40

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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.