Home / 20,593.14-28,419.99-11,641.47

Finding the Fourth Proportional to 20,593.14, 28,419.99 and 11,641.47

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Solution

The fourth proportional to 20,593.14, 28,419.99 and 11,641.47 is: 16,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,593.14 : 28,419.99 = 11,641.47 : x
  2. Step 2: Convert to fraction form
    20,593.14/28,419.99 = 11,641.47/x
  3. Step 3: Cross multiply
    20,593.14x = 28,419.99 × 11,641.47
  4. Step 4: Simplify right side
    20,593.14x = 330,850,460.99
  5. Step 5: Solve for x
    x = 330,850,460.99/20,593.14
  6. Step 6: Final answer
    x = 16,066.05

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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.