Home / 42,969.29-64,452.94-25,311.96

Finding the Fourth Proportional to 42,969.29, 64,452.94 and 25,311.96

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Solution

The fourth proportional to 42,969.29, 64,452.94 and 25,311.96 is: 37,967.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,969.29 : 64,452.94 = 25,311.96 : x
  2. Step 2: Convert to fraction form
    42,969.29/64,452.94 = 25,311.96/x
  3. Step 3: Cross multiply
    42,969.29x = 64,452.94 × 25,311.96
  4. Step 4: Simplify right side
    42,969.29x = 1,631,430,175.88
  5. Step 5: Solve for x
    x = 1,631,430,175.88/42,969.29
  6. Step 6: Final answer
    x = 37,967.36

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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.