Home / 48,467.34-66,857.62-28,319.94

Finding the Fourth Proportional to 48,467.34, 66,857.62 and 28,319.94

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Solution

The fourth proportional to 48,467.34, 66,857.62 and 28,319.94 is: 39,065.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,467.34 : 66,857.62 = 28,319.94 : x
  2. Step 2: Convert to fraction form
    48,467.34/66,857.62 = 28,319.94/x
  3. Step 3: Cross multiply
    48,467.34x = 66,857.62 × 28,319.94
  4. Step 4: Simplify right side
    48,467.34x = 1,893,403,743.79
  5. Step 5: Solve for x
    x = 1,893,403,743.79/48,467.34
  6. Step 6: Final answer
    x = 39,065.56

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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.