Home / 41,150.17-56,771.57-30,420.80

Finding the Fourth Proportional to 41,150.17, 56,771.57 and 30,420.80

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Solution

The fourth proportional to 41,150.17, 56,771.57 and 30,420.80 is: 41,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,150.17 : 56,771.57 = 30,420.80 : x
  2. Step 2: Convert to fraction form
    41,150.17/56,771.57 = 30,420.80/x
  3. Step 3: Cross multiply
    41,150.17x = 56,771.57 × 30,420.80
  4. Step 4: Simplify right side
    41,150.17x = 1,727,036,576.66
  5. Step 5: Solve for x
    x = 1,727,036,576.66/41,150.17
  6. Step 6: Final answer
    x = 41,969.12

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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.