Home / 27,788.77-38,347.91-17,029.94

Finding the Fourth Proportional to 27,788.77, 38,347.91 and 17,029.94

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Solution

The fourth proportional to 27,788.77, 38,347.91 and 17,029.94 is: 23,500.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.77 : 38,347.91 = 17,029.94 : x
  2. Step 2: Convert to fraction form
    27,788.77/38,347.91 = 17,029.94/x
  3. Step 3: Cross multiply
    27,788.77x = 38,347.91 × 17,029.94
  4. Step 4: Simplify right side
    27,788.77x = 653,062,606.43
  5. Step 5: Solve for x
    x = 653,062,606.43/27,788.77
  6. Step 6: Final answer
    x = 23,500.96

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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.