Home / 11,849.07-17,855.32-9,814.56

Finding the Fourth Proportional to 11,849.07, 17,855.32 and 9,814.56

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Solution

The fourth proportional to 11,849.07, 17,855.32 and 9,814.56 is: 14,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,849.07 : 17,855.32 = 9,814.56 : x
  2. Step 2: Convert to fraction form
    11,849.07/17,855.32 = 9,814.56/x
  3. Step 3: Cross multiply
    11,849.07x = 17,855.32 × 9,814.56
  4. Step 4: Simplify right side
    11,849.07x = 175,242,109.46
  5. Step 5: Solve for x
    x = 175,242,109.46/11,849.07
  6. Step 6: Final answer
    x = 14,789.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.