Home / 21,628.26-32,447.79-6,045.75

Finding the Fourth Proportional to 21,628.26, 32,447.79 and 6,045.75

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Solution

The fourth proportional to 21,628.26, 32,447.79 and 6,045.75 is: 9,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,628.26 : 32,447.79 = 6,045.75 : x
  2. Step 2: Convert to fraction form
    21,628.26/32,447.79 = 6,045.75/x
  3. Step 3: Cross multiply
    21,628.26x = 32,447.79 × 6,045.75
  4. Step 4: Simplify right side
    21,628.26x = 196,171,226.39
  5. Step 5: Solve for x
    x = 196,171,226.39/21,628.26
  6. Step 6: Final answer
    x = 9,070.13

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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.