Home / 35,540.70-53,311.56-34,458.18

Finding the Fourth Proportional to 35,540.70, 53,311.56 and 34,458.18

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Solution

The fourth proportional to 35,540.70, 53,311.56 and 34,458.18 is: 51,687.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.70 : 53,311.56 = 34,458.18 : x
  2. Step 2: Convert to fraction form
    35,540.70/53,311.56 = 34,458.18/x
  3. Step 3: Cross multiply
    35,540.70x = 53,311.56 × 34,458.18
  4. Step 4: Simplify right side
    35,540.70x = 1,837,019,330.56
  5. Step 5: Solve for x
    x = 1,837,019,330.56/35,540.70
  6. Step 6: Final answer
    x = 51,687.76

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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.