Home / 17,205.64-25,807.52-4,725.42

Finding the Fourth Proportional to 17,205.64, 25,807.52 and 4,725.42

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Solution

The fourth proportional to 17,205.64, 25,807.52 and 4,725.42 is: 7,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.64 : 25,807.52 = 4,725.42 : x
  2. Step 2: Convert to fraction form
    17,205.64/25,807.52 = 4,725.42/x
  3. Step 3: Cross multiply
    17,205.64x = 25,807.52 × 4,725.42
  4. Step 4: Simplify right side
    17,205.64x = 121,951,371.16
  5. Step 5: Solve for x
    x = 121,951,371.16/17,205.64
  6. Step 6: Final answer
    x = 7,087.87

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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.