Home / 19,390.69-29,092.97-9,536.89

Finding the Fourth Proportional to 19,390.69, 29,092.97 and 9,536.89

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Solution

The fourth proportional to 19,390.69, 29,092.97 and 9,536.89 is: 14,308.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.69 : 29,092.97 = 9,536.89 : x
  2. Step 2: Convert to fraction form
    19,390.69/29,092.97 = 9,536.89/x
  3. Step 3: Cross multiply
    19,390.69x = 29,092.97 × 9,536.89
  4. Step 4: Simplify right side
    19,390.69x = 277,456,454.66
  5. Step 5: Solve for x
    x = 277,456,454.66/19,390.69
  6. Step 6: Final answer
    x = 14,308.75

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1.5x scale

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.