Home / 19,933.02-27,308.36-19,185.66

Finding the Fourth Proportional to 19,933.02, 27,308.36 and 19,185.66

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Solution

The fourth proportional to 19,933.02, 27,308.36 and 19,185.66 is: 26,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.02 : 27,308.36 = 19,185.66 : x
  2. Step 2: Convert to fraction form
    19,933.02/27,308.36 = 19,185.66/x
  3. Step 3: Cross multiply
    19,933.02x = 27,308.36 × 19,185.66
  4. Step 4: Simplify right side
    19,933.02x = 523,928,910.12
  5. Step 5: Solve for x
    x = 523,928,910.12/19,933.02
  6. Step 6: Final answer
    x = 26,284.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.