Home / 27,587.08-38,034.66-20,044.36

Finding the Fourth Proportional to 27,587.08, 38,034.66 and 20,044.36

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Solution

The fourth proportional to 27,587.08, 38,034.66 and 20,044.36 is: 27,635.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.08 : 38,034.66 = 20,044.36 : x
  2. Step 2: Convert to fraction form
    27,587.08/38,034.66 = 20,044.36/x
  3. Step 3: Cross multiply
    27,587.08x = 38,034.66 × 20,044.36
  4. Step 4: Simplify right side
    27,587.08x = 762,380,417.52
  5. Step 5: Solve for x
    x = 762,380,417.52/27,587.08
  6. Step 6: Final answer
    x = 27,635.42

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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.