Home / 48,028.25-72,045.84-18,446.09

Finding the Fourth Proportional to 48,028.25, 72,045.84 and 18,446.09

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Solution

The fourth proportional to 48,028.25, 72,045.84 and 18,446.09 is: 27,670.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,028.25 : 72,045.84 = 18,446.09 : x
  2. Step 2: Convert to fraction form
    48,028.25/72,045.84 = 18,446.09/x
  3. Step 3: Cross multiply
    48,028.25x = 72,045.84 × 18,446.09
  4. Step 4: Simplify right side
    48,028.25x = 1,328,963,688.54
  5. Step 5: Solve for x
    x = 1,328,963,688.54/48,028.25
  6. Step 6: Final answer
    x = 27,670.46

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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.