Home / 36,235.45-54,291.20-28,334.91

Finding the Fourth Proportional to 36,235.45, 54,291.20 and 28,334.91

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Solution

The fourth proportional to 36,235.45, 54,291.20 and 28,334.91 is: 42,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,235.45 : 54,291.20 = 28,334.91 : x
  2. Step 2: Convert to fraction form
    36,235.45/54,291.20 = 28,334.91/x
  3. Step 3: Cross multiply
    36,235.45x = 54,291.20 × 28,334.91
  4. Step 4: Simplify right side
    36,235.45x = 1,538,336,265.79
  5. Step 5: Solve for x
    x = 1,538,336,265.79/36,235.45
  6. Step 6: Final answer
    x = 42,453.91

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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.