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Finding the Fourth Proportional to 48,446.64, 66,844.44 and 29,576.88

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Solution

The fourth proportional to 48,446.64, 66,844.44 and 29,576.88 is: 40,808.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,446.64 : 66,844.44 = 29,576.88 : x
  2. Step 2: Convert to fraction form
    48,446.64/66,844.44 = 29,576.88/x
  3. Step 3: Cross multiply
    48,446.64x = 66,844.44 × 29,576.88
  4. Step 4: Simplify right side
    48,446.64x = 1,977,049,980.55
  5. Step 5: Solve for x
    x = 1,977,049,980.55/48,446.64
  6. Step 6: Final answer
    x = 40,808.82

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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.