Home / 57,310.24-85,955.52-15,190.72

Finding the Fourth Proportional to 57,310.24, 85,955.52 and 15,190.72

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Solution

The fourth proportional to 57,310.24, 85,955.52 and 15,190.72 is: 22,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310.24 : 85,955.52 = 15,190.72 : x
  2. Step 2: Convert to fraction form
    57,310.24/85,955.52 = 15,190.72/x
  3. Step 3: Cross multiply
    57,310.24x = 85,955.52 × 15,190.72
  4. Step 4: Simplify right side
    57,310.24x = 1,305,726,236.77
  5. Step 5: Solve for x
    x = 1,305,726,236.77/57,310.24
  6. Step 6: Final answer
    x = 22,783.47

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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.