Home / 19,605.36-27,057.48-11,649.52

Finding the Fourth Proportional to 19,605.36, 27,057.48 and 11,649.52

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Solution

The fourth proportional to 19,605.36, 27,057.48 and 11,649.52 is: 16,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,605.36 : 27,057.48 = 11,649.52 : x
  2. Step 2: Convert to fraction form
    19,605.36/27,057.48 = 11,649.52/x
  3. Step 3: Cross multiply
    19,605.36x = 27,057.48 × 11,649.52
  4. Step 4: Simplify right side
    19,605.36x = 315,206,654.41
  5. Step 5: Solve for x
    x = 315,206,654.41/19,605.36
  6. Step 6: Final answer
    x = 16,077.58

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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.