Home / 35,431.88-48,896.01-19,516.28

Finding the Fourth Proportional to 35,431.88, 48,896.01 and 19,516.28

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Solution

The fourth proportional to 35,431.88, 48,896.01 and 19,516.28 is: 26,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,431.88 : 48,896.01 = 19,516.28 : x
  2. Step 2: Convert to fraction form
    35,431.88/48,896.01 = 19,516.28/x
  3. Step 3: Cross multiply
    35,431.88x = 48,896.01 × 19,516.28
  4. Step 4: Simplify right side
    35,431.88x = 954,267,977.56
  5. Step 5: Solve for x
    x = 954,267,977.56/35,431.88
  6. Step 6: Final answer
    x = 26,932.47

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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.