Home / 41,325.81-57,057.08-31,748.64

Finding the Fourth Proportional to 41,325.81, 57,057.08 and 31,748.64

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Solution

The fourth proportional to 41,325.81, 57,057.08 and 31,748.64 is: 43,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,325.81 : 57,057.08 = 31,748.64 : x
  2. Step 2: Convert to fraction form
    41,325.81/57,057.08 = 31,748.64/x
  3. Step 3: Cross multiply
    41,325.81x = 57,057.08 × 31,748.64
  4. Step 4: Simplify right side
    41,325.81x = 1,811,484,692.37
  5. Step 5: Solve for x
    x = 1,811,484,692.37/41,325.81
  6. Step 6: Final answer
    x = 43,834.22

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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.