Home / 20,001.27-27,585.03-14,977.44

Finding the Fourth Proportional to 20,001.27, 27,585.03 and 14,977.44

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Solution

The fourth proportional to 20,001.27, 27,585.03 and 14,977.44 is: 20,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.27 : 27,585.03 = 14,977.44 : x
  2. Step 2: Convert to fraction form
    20,001.27/27,585.03 = 14,977.44/x
  3. Step 3: Cross multiply
    20,001.27x = 27,585.03 × 14,977.44
  4. Step 4: Simplify right side
    20,001.27x = 413,153,131.72
  5. Step 5: Solve for x
    x = 413,153,131.72/20,001.27
  6. Step 6: Final answer
    x = 20,656.34

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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.