Home / 41,628.64-57,454.29-30,944.45

Finding the Fourth Proportional to 41,628.64, 57,454.29 and 30,944.45

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Solution

The fourth proportional to 41,628.64, 57,454.29 and 30,944.45 is: 42,708.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,628.64 : 57,454.29 = 30,944.45 : x
  2. Step 2: Convert to fraction form
    41,628.64/57,454.29 = 30,944.45/x
  3. Step 3: Cross multiply
    41,628.64x = 57,454.29 × 30,944.45
  4. Step 4: Simplify right side
    41,628.64x = 1,777,891,404.19
  5. Step 5: Solve for x
    x = 1,777,891,404.19/41,628.64
  6. Step 6: Final answer
    x = 42,708.38

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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.