Home / 37,287.46-51,456.03-20,291.11

Finding the Fourth Proportional to 37,287.46, 51,456.03 and 20,291.11

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Solution

The fourth proportional to 37,287.46, 51,456.03 and 20,291.11 is: 28,001.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.46 : 51,456.03 = 20,291.11 : x
  2. Step 2: Convert to fraction form
    37,287.46/51,456.03 = 20,291.11/x
  3. Step 3: Cross multiply
    37,287.46x = 51,456.03 × 20,291.11
  4. Step 4: Simplify right side
    37,287.46x = 1,044,099,964.89
  5. Step 5: Solve for x
    x = 1,044,099,964.89/37,287.46
  6. Step 6: Final answer
    x = 28,001.37

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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.