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Finding the Fourth Proportional to 45,141.44, 67,693.44 and 17,056.64

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Solution

The fourth proportional to 45,141.44, 67,693.44 and 17,056.64 is: 25,577.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,141.44 : 67,693.44 = 17,056.64 : x
  2. Step 2: Convert to fraction form
    45,141.44/67,693.44 = 17,056.64/x
  3. Step 3: Cross multiply
    45,141.44x = 67,693.44 × 17,056.64
  4. Step 4: Simplify right side
    45,141.44x = 1,154,622,636.44
  5. Step 5: Solve for x
    x = 1,154,622,636.44/45,141.44
  6. Step 6: Final answer
    x = 25,577.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.