Home / 28,046.45-38,625.36-27,434.09

Finding the Fourth Proportional to 28,046.45, 38,625.36 and 27,434.09

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Solution

The fourth proportional to 28,046.45, 38,625.36 and 27,434.09 is: 37,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046.45 : 38,625.36 = 27,434.09 : x
  2. Step 2: Convert to fraction form
    28,046.45/38,625.36 = 27,434.09/x
  3. Step 3: Cross multiply
    28,046.45x = 38,625.36 × 27,434.09
  4. Step 4: Simplify right side
    28,046.45x = 1,059,651,409.40
  5. Step 5: Solve for x
    x = 1,059,651,409.40/28,046.45
  6. Step 6: Final answer
    x = 37,782.02

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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.