Home / 57,433.96-79,259.12-31,942.64

Finding the Fourth Proportional to 57,433.96, 79,259.12 and 31,942.64

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Solution

The fourth proportional to 57,433.96, 79,259.12 and 31,942.64 is: 44,080.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,433.96 : 79,259.12 = 31,942.64 : x
  2. Step 2: Convert to fraction form
    57,433.96/79,259.12 = 31,942.64/x
  3. Step 3: Cross multiply
    57,433.96x = 79,259.12 × 31,942.64
  4. Step 4: Simplify right side
    57,433.96x = 2,531,745,536.88
  5. Step 5: Solve for x
    x = 2,531,745,536.88/57,433.96
  6. Step 6: Final answer
    x = 44,080.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.