Home / 37,239.88-55,842.21-13,530.89

Finding the Fourth Proportional to 37,239.88, 55,842.21 and 13,530.89

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Solution

The fourth proportional to 37,239.88, 55,842.21 and 13,530.89 is: 20,289.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239.88 : 55,842.21 = 13,530.89 : x
  2. Step 2: Convert to fraction form
    37,239.88/55,842.21 = 13,530.89/x
  3. Step 3: Cross multiply
    37,239.88x = 55,842.21 × 13,530.89
  4. Step 4: Simplify right side
    37,239.88x = 755,594,800.87
  5. Step 5: Solve for x
    x = 755,594,800.87/37,239.88
  6. Step 6: Final answer
    x = 20,289.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.