Home / 41,628.18-57,453.69-30,944.01

Finding the Fourth Proportional to 41,628.18, 57,453.69 and 30,944.01

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Solution

The fourth proportional to 41,628.18, 57,453.69 and 30,944.01 is: 42,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,628.18 : 57,453.69 = 30,944.01 : x
  2. Step 2: Convert to fraction form
    41,628.18/57,453.69 = 30,944.01/x
  3. Step 3: Cross multiply
    41,628.18x = 57,453.69 × 30,944.01
  4. Step 4: Simplify right side
    41,628.18x = 1,777,847,701.53
  5. Step 5: Solve for x
    x = 1,777,847,701.53/41,628.18
  6. Step 6: Final answer
    x = 42,707.79

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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.