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Finding the Fourth Proportional to 48,826.64, 67,380.72 and 26,470.64

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Solution

The fourth proportional to 48,826.64, 67,380.72 and 26,470.64 is: 36,529.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,826.64 : 67,380.72 = 26,470.64 : x
  2. Step 2: Convert to fraction form
    48,826.64/67,380.72 = 26,470.64/x
  3. Step 3: Cross multiply
    48,826.64x = 67,380.72 × 26,470.64
  4. Step 4: Simplify right side
    48,826.64x = 1,783,610,782.06
  5. Step 5: Solve for x
    x = 1,783,610,782.06/48,826.64
  6. Step 6: Final answer
    x = 36,529.46

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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.