Home / 20,001.28-27,597.96-12,044.02

Finding the Fourth Proportional to 20,001.28, 27,597.96 and 12,044.02

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Solution

The fourth proportional to 20,001.28, 27,597.96 and 12,044.02 is: 16,618.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001.28 : 27,597.96 = 12,044.02 : x
  2. Step 2: Convert to fraction form
    20,001.28/27,597.96 = 12,044.02/x
  3. Step 3: Cross multiply
    20,001.28x = 27,597.96 × 12,044.02
  4. Step 4: Simplify right side
    20,001.28x = 332,390,382.20
  5. Step 5: Solve for x
    x = 332,390,382.20/20,001.28
  6. Step 6: Final answer
    x = 16,618.46

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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.