Home / 36,991.44-51,029.28-28,023.12

Finding the Fourth Proportional to 36,991.44, 51,029.28 and 28,023.12

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Solution

The fourth proportional to 36,991.44, 51,029.28 and 28,023.12 is: 38,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,991.44 : 51,029.28 = 28,023.12 : x
  2. Step 2: Convert to fraction form
    36,991.44/51,029.28 = 28,023.12/x
  3. Step 3: Cross multiply
    36,991.44x = 51,029.28 × 28,023.12
  4. Step 4: Simplify right side
    36,991.44x = 1,429,999,636.95
  5. Step 5: Solve for x
    x = 1,429,999,636.95/36,991.44
  6. Step 6: Final answer
    x = 38,657.58

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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.