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Finding the Fourth Proportional to 41,643, 62,464.56 and 17,019

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Solution

The fourth proportional to 41,643, 62,464.56 and 17,019 is: 25,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,643 : 62,464.56 = 17,019 : x
  2. Step 2: Convert to fraction form
    41,643/62,464.56 = 17,019/x
  3. Step 3: Cross multiply
    41,643x = 62,464.56 × 17,019
  4. Step 4: Simplify right side
    41,643x = 1,063,084,346.64
  5. Step 5: Solve for x
    x = 1,063,084,346.64/41,643
  6. Step 6: Final answer
    x = 25,528.52

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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.