Home / 35,431.65-48,896.12-19,515.96

Finding the Fourth Proportional to 35,431.65, 48,896.12 and 19,515.96

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Solution

The fourth proportional to 35,431.65, 48,896.12 and 19,515.96 is: 26,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.65 : 48,896.12 = 19,515.96 : x
  2. Step 2: Convert to fraction form
    35,431.65/48,896.12 = 19,515.96/x
  3. Step 3: Cross multiply
    35,431.65x = 48,896.12 × 19,515.96
  4. Step 4: Simplify right side
    35,431.65x = 954,254,770.87
  5. Step 5: Solve for x
    x = 954,254,770.87/35,431.65
  6. Step 6: Final answer
    x = 26,932.27

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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.