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Finding the Fourth Proportional to 48,994.52, 73,495.13 and 19,412.33

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Solution

The fourth proportional to 48,994.52, 73,495.13 and 19,412.33 is: 29,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,994.52 : 73,495.13 = 19,412.33 : x
  2. Step 2: Convert to fraction form
    48,994.52/73,495.13 = 19,412.33/x
  3. Step 3: Cross multiply
    48,994.52x = 73,495.13 × 19,412.33
  4. Step 4: Simplify right side
    48,994.52x = 1,426,711,252.42
  5. Step 5: Solve for x
    x = 1,426,711,252.42/48,994.52
  6. Step 6: Final answer
    x = 29,119.82

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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.