Home / 35,165.76-52,679.04-20,365.44

Finding the Fourth Proportional to 35,165.76, 52,679.04 and 20,365.44

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Solution

The fourth proportional to 35,165.76, 52,679.04 and 20,365.44 is: 30,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,165.76 : 52,679.04 = 20,365.44 : x
  2. Step 2: Convert to fraction form
    35,165.76/52,679.04 = 20,365.44/x
  3. Step 3: Cross multiply
    35,165.76x = 52,679.04 × 20,365.44
  4. Step 4: Simplify right side
    35,165.76x = 1,072,831,828.38
  5. Step 5: Solve for x
    x = 1,072,831,828.38/35,165.76
  6. Step 6: Final answer
    x = 30,507.85

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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.