Home / 48,029.68-71,994.56-19,965

Finding the Fourth Proportional to 48,029.68, 71,994.56 and 19,965

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Solution

The fourth proportional to 48,029.68, 71,994.56 and 19,965 is: 29,926.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,029.68 : 71,994.56 = 19,965 : x
  2. Step 2: Convert to fraction form
    48,029.68/71,994.56 = 19,965/x
  3. Step 3: Cross multiply
    48,029.68x = 71,994.56 × 19,965
  4. Step 4: Simplify right side
    48,029.68x = 1,437,371,390.40
  5. Step 5: Solve for x
    x = 1,437,371,390.40/48,029.68
  6. Step 6: Final answer
    x = 29,926.73

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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.