Home / 37,287.23-51,456.60-20,291.61

Finding the Fourth Proportional to 37,287.23, 51,456.60 and 20,291.61

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Solution

The fourth proportional to 37,287.23, 51,456.60 and 20,291.61 is: 28,002.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,287.23 : 51,456.60 = 20,291.61 : x
  2. Step 2: Convert to fraction form
    37,287.23/51,456.60 = 20,291.61/x
  3. Step 3: Cross multiply
    37,287.23x = 51,456.60 × 20,291.61
  4. Step 4: Simplify right side
    37,287.23x = 1,044,137,259.13
  5. Step 5: Solve for x
    x = 1,044,137,259.13/37,287.23
  6. Step 6: Final answer
    x = 28,002.54

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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.