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Finding the Fourth Proportional to 41,496, 57,244.74 and 28,071.96

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Solution

The fourth proportional to 41,496, 57,244.74 and 28,071.96 is: 38,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,496 : 57,244.74 = 28,071.96 : x
  2. Step 2: Convert to fraction form
    41,496/57,244.74 = 28,071.96/x
  3. Step 3: Cross multiply
    41,496x = 57,244.74 × 28,071.96
  4. Step 4: Simplify right side
    41,496x = 1,606,972,051.49
  5. Step 5: Solve for x
    x = 1,606,972,051.49/41,496
  6. Step 6: Final answer
    x = 38,725.95

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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.