Home / 48,690.14-67,179.66-28,536.26

Finding the Fourth Proportional to 48,690.14, 67,179.66 and 28,536.26

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Solution

The fourth proportional to 48,690.14, 67,179.66 and 28,536.26 is: 39,372.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,690.14 : 67,179.66 = 28,536.26 : x
  2. Step 2: Convert to fraction form
    48,690.14/67,179.66 = 28,536.26/x
  3. Step 3: Cross multiply
    48,690.14x = 67,179.66 × 28,536.26
  4. Step 4: Simplify right side
    48,690.14x = 1,917,056,244.47
  5. Step 5: Solve for x
    x = 1,917,056,244.47/48,690.14
  6. Step 6: Final answer
    x = 39,372.58

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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.