Home / 35,930.44-49,579.86-20,012.32

Finding the Fourth Proportional to 35,930.44, 49,579.86 and 20,012.32

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Solution

The fourth proportional to 35,930.44, 49,579.86 and 20,012.32 is: 27,614.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,930.44 : 49,579.86 = 20,012.32 : x
  2. Step 2: Convert to fraction form
    35,930.44/49,579.86 = 20,012.32/x
  3. Step 3: Cross multiply
    35,930.44x = 49,579.86 × 20,012.32
  4. Step 4: Simplify right side
    35,930.44x = 992,208,023.88
  5. Step 5: Solve for x
    x = 992,208,023.88/35,930.44
  6. Step 6: Final answer
    x = 27,614.69

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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.