Home / 19,835.69-27,375.77-11,452.19

Finding the Fourth Proportional to 19,835.69, 27,375.77 and 11,452.19

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Solution

The fourth proportional to 19,835.69, 27,375.77 and 11,452.19 is: 15,805.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835.69 : 27,375.77 = 11,452.19 : x
  2. Step 2: Convert to fraction form
    19,835.69/27,375.77 = 11,452.19/x
  3. Step 3: Cross multiply
    19,835.69x = 27,375.77 × 11,452.19
  4. Step 4: Simplify right side
    19,835.69x = 313,512,411.19
  5. Step 5: Solve for x
    x = 313,512,411.19/19,835.69
  6. Step 6: Final answer
    x = 15,805.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.