Home / 52,812.05-79,218.43-13,369.28

Finding the Fourth Proportional to 52,812.05, 79,218.43 and 13,369.28

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Solution

The fourth proportional to 52,812.05, 79,218.43 and 13,369.28 is: 20,054.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,812.05 : 79,218.43 = 13,369.28 : x
  2. Step 2: Convert to fraction form
    52,812.05/79,218.43 = 13,369.28/x
  3. Step 3: Cross multiply
    52,812.05x = 79,218.43 × 13,369.28
  4. Step 4: Simplify right side
    52,812.05x = 1,059,093,202.72
  5. Step 5: Solve for x
    x = 1,059,093,202.72/52,812.05
  6. Step 6: Final answer
    x = 20,054.01

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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.