Home / 20,068.48-27,677.58-15,044.44

Finding the Fourth Proportional to 20,068.48, 27,677.58 and 15,044.44

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Solution

The fourth proportional to 20,068.48, 27,677.58 and 15,044.44 is: 20,748.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,068.48 : 27,677.58 = 15,044.44 : x
  2. Step 2: Convert to fraction form
    20,068.48/27,677.58 = 15,044.44/x
  3. Step 3: Cross multiply
    20,068.48x = 27,677.58 × 15,044.44
  4. Step 4: Simplify right side
    20,068.48x = 416,393,691.66
  5. Step 5: Solve for x
    x = 416,393,691.66/20,068.48
  6. Step 6: Final answer
    x = 20,748.64

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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.