Home / 40,861.21-56,404.38-25,750.91

Finding the Fourth Proportional to 40,861.21, 56,404.38 and 25,750.91

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Solution

The fourth proportional to 40,861.21, 56,404.38 and 25,750.91 is: 35,546.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,861.21 : 56,404.38 = 25,750.91 : x
  2. Step 2: Convert to fraction form
    40,861.21/56,404.38 = 25,750.91/x
  3. Step 3: Cross multiply
    40,861.21x = 56,404.38 × 25,750.91
  4. Step 4: Simplify right side
    40,861.21x = 1,452,464,112.99
  5. Step 5: Solve for x
    x = 1,452,464,112.99/40,861.21
  6. Step 6: Final answer
    x = 35,546.28

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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.