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Finding the Fourth Proportional to 17,045.80, 25,571.22 and 8,730.52

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Solution

The fourth proportional to 17,045.80, 25,571.22 and 8,730.52 is: 13,097.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.80 : 25,571.22 = 8,730.52 : x
  2. Step 2: Convert to fraction form
    17,045.80/25,571.22 = 8,730.52/x
  3. Step 3: Cross multiply
    17,045.80x = 25,571.22 × 8,730.52
  4. Step 4: Simplify right side
    17,045.80x = 223,250,047.63
  5. Step 5: Solve for x
    x = 223,250,047.63/17,045.80
  6. Step 6: Final answer
    x = 13,097.07

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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.