Home / 27,928.75-38,541.68-15,996.04

Finding the Fourth Proportional to 27,928.75, 38,541.68 and 15,996.04

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Solution

The fourth proportional to 27,928.75, 38,541.68 and 15,996.04 is: 22,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.75 : 38,541.68 = 15,996.04 : x
  2. Step 2: Convert to fraction form
    27,928.75/38,541.68 = 15,996.04/x
  3. Step 3: Cross multiply
    27,928.75x = 38,541.68 × 15,996.04
  4. Step 4: Simplify right side
    27,928.75x = 616,514,254.95
  5. Step 5: Solve for x
    x = 616,514,254.95/27,928.75
  6. Step 6: Final answer
    x = 22,074.54

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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.