Home / 30,194.57-45,279.17-11,464.28

Finding the Fourth Proportional to 30,194.57, 45,279.17 and 11,464.28

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Solution

The fourth proportional to 30,194.57, 45,279.17 and 11,464.28 is: 17,191.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,194.57 : 45,279.17 = 11,464.28 : x
  2. Step 2: Convert to fraction form
    30,194.57/45,279.17 = 11,464.28/x
  3. Step 3: Cross multiply
    30,194.57x = 45,279.17 × 11,464.28
  4. Step 4: Simplify right side
    30,194.57x = 519,092,799.33
  5. Step 5: Solve for x
    x = 519,092,799.33/30,194.57
  6. Step 6: Final answer
    x = 17,191.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.