Home / 40,175.76-55,453.32-25,059.38

Finding the Fourth Proportional to 40,175.76, 55,453.32 and 25,059.38

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Solution

The fourth proportional to 40,175.76, 55,453.32 and 25,059.38 is: 34,588.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,175.76 : 55,453.32 = 25,059.38 : x
  2. Step 2: Convert to fraction form
    40,175.76/55,453.32 = 25,059.38/x
  3. Step 3: Cross multiply
    40,175.76x = 55,453.32 × 25,059.38
  4. Step 4: Simplify right side
    40,175.76x = 1,389,625,576.11
  5. Step 5: Solve for x
    x = 1,389,625,576.11/40,175.76
  6. Step 6: Final answer
    x = 34,588.66

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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.