Home / 35,242.96-52,872.56-20,464.24

Finding the Fourth Proportional to 35,242.96, 52,872.56 and 20,464.24

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Solution

The fourth proportional to 35,242.96, 52,872.56 and 20,464.24 is: 30,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,242.96 : 52,872.56 = 20,464.24 : x
  2. Step 2: Convert to fraction form
    35,242.96/52,872.56 = 20,464.24/x
  3. Step 3: Cross multiply
    35,242.96x = 52,872.56 × 20,464.24
  4. Step 4: Simplify right side
    35,242.96x = 1,081,996,757.25
  5. Step 5: Solve for x
    x = 1,081,996,757.25/35,242.96
  6. Step 6: Final answer
    x = 30,701.07

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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.