Home / 27,838.30-41,909.23-25,388.86

Finding the Fourth Proportional to 27,838.30, 41,909.23 and 25,388.86

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Solution

The fourth proportional to 27,838.30, 41,909.23 and 25,388.86 is: 38,221.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,838.30 : 41,909.23 = 25,388.86 : x
  2. Step 2: Convert to fraction form
    27,838.30/41,909.23 = 25,388.86/x
  3. Step 3: Cross multiply
    27,838.30x = 41,909.23 × 25,388.86
  4. Step 4: Simplify right side
    27,838.30x = 1,064,027,573.18
  5. Step 5: Solve for x
    x = 1,064,027,573.18/27,838.30
  6. Step 6: Final answer
    x = 38,221.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.