Home / 20,035.08-27,654.84-14,068.20

Finding the Fourth Proportional to 20,035.08, 27,654.84 and 14,068.20

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Solution

The fourth proportional to 20,035.08, 27,654.84 and 14,068.20 is: 19,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.08 : 27,654.84 = 14,068.20 : x
  2. Step 2: Convert to fraction form
    20,035.08/27,654.84 = 14,068.20/x
  3. Step 3: Cross multiply
    20,035.08x = 27,654.84 × 14,068.20
  4. Step 4: Simplify right side
    20,035.08x = 389,053,820.09
  5. Step 5: Solve for x
    x = 389,053,820.09/20,035.08
  6. Step 6: Final answer
    x = 19,418.63

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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.