Home / 65,676.36-90,626.83-36,995.22

Finding the Fourth Proportional to 65,676.36, 90,626.83 and 36,995.22

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Solution

The fourth proportional to 65,676.36, 90,626.83 and 36,995.22 is: 51,049.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,676.36 : 90,626.83 = 36,995.22 : x
  2. Step 2: Convert to fraction form
    65,676.36/90,626.83 = 36,995.22/x
  3. Step 3: Cross multiply
    65,676.36x = 90,626.83 × 36,995.22
  4. Step 4: Simplify right side
    65,676.36x = 3,352,759,513.75
  5. Step 5: Solve for x
    x = 3,352,759,513.75/65,676.36
  6. Step 6: Final answer
    x = 51,049.72

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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.