Home / 48,722.94-73,089.06-13,662.51

Finding the Fourth Proportional to 48,722.94, 73,089.06 and 13,662.51

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Solution

The fourth proportional to 48,722.94, 73,089.06 and 13,662.51 is: 20,495.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,722.94 : 73,089.06 = 13,662.51 : x
  2. Step 2: Convert to fraction form
    48,722.94/73,089.06 = 13,662.51/x
  3. Step 3: Cross multiply
    48,722.94x = 73,089.06 × 13,662.51
  4. Step 4: Simplify right side
    48,722.94x = 998,580,013.14
  5. Step 5: Solve for x
    x = 998,580,013.14/48,722.94
  6. Step 6: Final answer
    x = 20,495.07

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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.