Home / 54,459.05-81,692.64-15,015.83

Finding the Fourth Proportional to 54,459.05, 81,692.64 and 15,015.83

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Solution

The fourth proportional to 54,459.05, 81,692.64 and 15,015.83 is: 22,524.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,459.05 : 81,692.64 = 15,015.83 : x
  2. Step 2: Convert to fraction form
    54,459.05/81,692.64 = 15,015.83/x
  3. Step 3: Cross multiply
    54,459.05x = 81,692.64 × 15,015.83
  4. Step 4: Simplify right side
    54,459.05x = 1,226,682,386.03
  5. Step 5: Solve for x
    x = 1,226,682,386.03/54,459.05
  6. Step 6: Final answer
    x = 22,524.86

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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.