Home / 57,250.26-79,009.56-31,760.64

Finding the Fourth Proportional to 57,250.26, 79,009.56 and 31,760.64

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Solution

The fourth proportional to 57,250.26, 79,009.56 and 31,760.64 is: 43,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,250.26 : 79,009.56 = 31,760.64 : x
  2. Step 2: Convert to fraction form
    57,250.26/79,009.56 = 31,760.64/x
  3. Step 3: Cross multiply
    57,250.26x = 79,009.56 × 31,760.64
  4. Step 4: Simplify right side
    57,250.26x = 2,509,394,191.72
  5. Step 5: Solve for x
    x = 2,509,394,191.72/57,250.26
  6. Step 6: Final answer
    x = 43,832.01

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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.