Home / 48,644.46-67,128.84-27,430.56

Finding the Fourth Proportional to 48,644.46, 67,128.84 and 27,430.56

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Solution

The fourth proportional to 48,644.46, 67,128.84 and 27,430.56 is: 37,853.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,644.46 : 67,128.84 = 27,430.56 : x
  2. Step 2: Convert to fraction form
    48,644.46/67,128.84 = 27,430.56/x
  3. Step 3: Cross multiply
    48,644.46x = 67,128.84 × 27,430.56
  4. Step 4: Simplify right side
    48,644.46x = 1,841,381,673.35
  5. Step 5: Solve for x
    x = 1,841,381,673.35/48,644.46
  6. Step 6: Final answer
    x = 37,853.88

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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.