Home / 48,848.16-73,317.60-19,286.40

Finding the Fourth Proportional to 48,848.16, 73,317.60 and 19,286.40

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Solution

The fourth proportional to 48,848.16, 73,317.60 and 19,286.40 is: 28,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,848.16 : 73,317.60 = 19,286.40 : x
  2. Step 2: Convert to fraction form
    48,848.16/73,317.60 = 19,286.40/x
  3. Step 3: Cross multiply
    48,848.16x = 73,317.60 × 19,286.40
  4. Step 4: Simplify right side
    48,848.16x = 1,414,032,560.64
  5. Step 5: Solve for x
    x = 1,414,032,560.64/48,848.16
  6. Step 6: Final answer
    x = 28,947.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.