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Finding the Fourth Proportional to 48,803.64, 67,349.10 and 26,447.64

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Solution

The fourth proportional to 48,803.64, 67,349.10 and 26,447.64 is: 36,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,803.64 : 67,349.10 = 26,447.64 : x
  2. Step 2: Convert to fraction form
    48,803.64/67,349.10 = 26,447.64/x
  3. Step 3: Cross multiply
    48,803.64x = 67,349.10 × 26,447.64
  4. Step 4: Simplify right side
    48,803.64x = 1,781,224,751.12
  5. Step 5: Solve for x
    x = 1,781,224,751.12/48,803.64
  6. Step 6: Final answer
    x = 36,497.78

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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.