Home / 36,116.20-54,174.30-30,284.20

Finding the Fourth Proportional to 36,116.20, 54,174.30 and 30,284.20

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Solution

The fourth proportional to 36,116.20, 54,174.30 and 30,284.20 is: 45,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,116.20 : 54,174.30 = 30,284.20 : x
  2. Step 2: Convert to fraction form
    36,116.20/54,174.30 = 30,284.20/x
  3. Step 3: Cross multiply
    36,116.20x = 54,174.30 × 30,284.20
  4. Step 4: Simplify right side
    36,116.20x = 1,640,625,336.06
  5. Step 5: Solve for x
    x = 1,640,625,336.06/36,116.20
  6. Step 6: Final answer
    x = 45,426.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.