Home / 20,250.88-27,946.76-11,298.35

Finding the Fourth Proportional to 20,250.88, 27,946.76 and 11,298.35

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Solution

The fourth proportional to 20,250.88, 27,946.76 and 11,298.35 is: 15,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250.88 : 27,946.76 = 11,298.35 : x
  2. Step 2: Convert to fraction form
    20,250.88/27,946.76 = 11,298.35/x
  3. Step 3: Cross multiply
    20,250.88x = 27,946.76 × 11,298.35
  4. Step 4: Simplify right side
    20,250.88x = 315,752,289.22
  5. Step 5: Solve for x
    x = 315,752,289.22/20,250.88
  6. Step 6: Final answer
    x = 15,592.03

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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.