Home / 27,805.20-38,383.56-17,746.92

Finding the Fourth Proportional to 27,805.20, 38,383.56 and 17,746.92

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Solution

The fourth proportional to 27,805.20, 38,383.56 and 17,746.92 is: 24,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805.20 : 38,383.56 = 17,746.92 : x
  2. Step 2: Convert to fraction form
    27,805.20/38,383.56 = 17,746.92/x
  3. Step 3: Cross multiply
    27,805.20x = 38,383.56 × 17,746.92
  4. Step 4: Simplify right side
    27,805.20x = 681,189,968.64
  5. Step 5: Solve for x
    x = 681,189,968.64/27,805.20
  6. Step 6: Final answer
    x = 24,498.65

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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.