Home / 37,134.45-51,244.83-21,001.47

Finding the Fourth Proportional to 37,134.45, 51,244.83 and 21,001.47

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Solution

The fourth proportional to 37,134.45, 51,244.83 and 21,001.47 is: 28,981.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.45 : 51,244.83 = 21,001.47 : x
  2. Step 2: Convert to fraction form
    37,134.45/51,244.83 = 21,001.47/x
  3. Step 3: Cross multiply
    37,134.45x = 51,244.83 × 21,001.47
  4. Step 4: Simplify right side
    37,134.45x = 1,076,216,759.90
  5. Step 5: Solve for x
    x = 1,076,216,759.90/37,134.45
  6. Step 6: Final answer
    x = 28,981.63

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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.