Home / 17,730.88-26,567.04-7,855.36

Finding the Fourth Proportional to 17,730.88, 26,567.04 and 7,855.36

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Solution

The fourth proportional to 17,730.88, 26,567.04 and 7,855.36 is: 11,770.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.88 : 26,567.04 = 7,855.36 : x
  2. Step 2: Convert to fraction form
    17,730.88/26,567.04 = 7,855.36/x
  3. Step 3: Cross multiply
    17,730.88x = 26,567.04 × 7,855.36
  4. Step 4: Simplify right side
    17,730.88x = 208,693,663.33
  5. Step 5: Solve for x
    x = 208,693,663.33/17,730.88
  6. Step 6: Final answer
    x = 11,770.07

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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.