Home / 48,443.19-66,845.62-28,028.76

Finding the Fourth Proportional to 48,443.19, 66,845.62 and 28,028.76

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Solution

The fourth proportional to 48,443.19, 66,845.62 and 28,028.76 is: 38,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443.19 : 66,845.62 = 28,028.76 : x
  2. Step 2: Convert to fraction form
    48,443.19/66,845.62 = 28,028.76/x
  3. Step 3: Cross multiply
    48,443.19x = 66,845.62 × 28,028.76
  4. Step 4: Simplify right side
    48,443.19x = 1,873,599,365.66
  5. Step 5: Solve for x
    x = 1,873,599,365.66/48,443.19
  6. Step 6: Final answer
    x = 38,676.22

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1.5x scale

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.