Home / 27,255.85-37,602.39-20,102.93

Finding the Fourth Proportional to 27,255.85, 37,602.39 and 20,102.93

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Solution

The fourth proportional to 27,255.85, 37,602.39 and 20,102.93 is: 27,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,255.85 : 37,602.39 = 20,102.93 : x
  2. Step 2: Convert to fraction form
    27,255.85/37,602.39 = 20,102.93/x
  3. Step 3: Cross multiply
    27,255.85x = 37,602.39 × 20,102.93
  4. Step 4: Simplify right side
    27,255.85x = 755,918,138.62
  5. Step 5: Solve for x
    x = 755,918,138.62/27,255.85
  6. Step 6: Final answer
    x = 27,734.17

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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.