Home / 27,634.57-38,124.88-17,005.75

Finding the Fourth Proportional to 27,634.57, 38,124.88 and 17,005.75

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Solution

The fourth proportional to 27,634.57, 38,124.88 and 17,005.75 is: 23,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,634.57 : 38,124.88 = 17,005.75 : x
  2. Step 2: Convert to fraction form
    27,634.57/38,124.88 = 17,005.75/x
  3. Step 3: Cross multiply
    27,634.57x = 38,124.88 × 17,005.75
  4. Step 4: Simplify right side
    27,634.57x = 648,342,040.23
  5. Step 5: Solve for x
    x = 648,342,040.23/27,634.57
  6. Step 6: Final answer
    x = 23,461.27

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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.