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Finding the Fourth Proportional to 48,342.32, 66,716.43 and 26,834.09

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Solution

The fourth proportional to 48,342.32, 66,716.43 and 26,834.09 is: 37,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,342.32 : 66,716.43 = 26,834.09 : x
  2. Step 2: Convert to fraction form
    48,342.32/66,716.43 = 26,834.09/x
  3. Step 3: Cross multiply
    48,342.32x = 66,716.43 × 26,834.09
  4. Step 4: Simplify right side
    48,342.32x = 1,790,274,628.17
  5. Step 5: Solve for x
    x = 1,790,274,628.17/48,342.32
  6. Step 6: Final answer
    x = 37,033.28

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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.