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Finding the Fourth Proportional to 47,710.62, 65,837.61 and 26,489.88

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Solution

The fourth proportional to 47,710.62, 65,837.61 and 26,489.88 is: 36,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,710.62 : 65,837.61 = 26,489.88 : x
  2. Step 2: Convert to fraction form
    47,710.62/65,837.61 = 26,489.88/x
  3. Step 3: Cross multiply
    47,710.62x = 65,837.61 × 26,489.88
  4. Step 4: Simplify right side
    47,710.62x = 1,744,030,388.39
  5. Step 5: Solve for x
    x = 1,744,030,388.39/47,710.62
  6. Step 6: Final answer
    x = 36,554.34

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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.