Home / 27,686.07-38,225.12-17,091.27

Finding the Fourth Proportional to 27,686.07, 38,225.12 and 17,091.27

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Solution

The fourth proportional to 27,686.07, 38,225.12 and 17,091.27 is: 23,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,686.07 : 38,225.12 = 17,091.27 : x
  2. Step 2: Convert to fraction form
    27,686.07/38,225.12 = 17,091.27/x
  3. Step 3: Cross multiply
    27,686.07x = 38,225.12 × 17,091.27
  4. Step 4: Simplify right side
    27,686.07x = 653,315,761.25
  5. Step 5: Solve for x
    x = 653,315,761.25/27,686.07
  6. Step 6: Final answer
    x = 23,597.27

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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.