Home / 43,171.68-64,757.43-13,592.10

Finding the Fourth Proportional to 43,171.68, 64,757.43 and 13,592.10

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Solution

The fourth proportional to 43,171.68, 64,757.43 and 13,592.10 is: 20,388.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,171.68 : 64,757.43 = 13,592.10 : x
  2. Step 2: Convert to fraction form
    43,171.68/64,757.43 = 13,592.10/x
  3. Step 3: Cross multiply
    43,171.68x = 64,757.43 × 13,592.10
  4. Step 4: Simplify right side
    43,171.68x = 880,189,464.30
  5. Step 5: Solve for x
    x = 880,189,464.30/43,171.68
  6. Step 6: Final answer
    x = 20,388.12

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1.5x scale

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.