Home / 55,616.44-76,749.96-30,466.12

Finding the Fourth Proportional to 55,616.44, 76,749.96 and 30,466.12

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Solution

The fourth proportional to 55,616.44, 76,749.96 and 30,466.12 is: 42,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,616.44 : 76,749.96 = 30,466.12 : x
  2. Step 2: Convert to fraction form
    55,616.44/76,749.96 = 30,466.12/x
  3. Step 3: Cross multiply
    55,616.44x = 76,749.96 × 30,466.12
  4. Step 4: Simplify right side
    55,616.44x = 2,338,273,491.36
  5. Step 5: Solve for x
    x = 2,338,273,491.36/55,616.44
  6. Step 6: Final answer
    x = 42,042.85

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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.