Home / 37,043.68-51,120.60-21,937.18

Finding the Fourth Proportional to 37,043.68, 51,120.60 and 21,937.18

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Solution

The fourth proportional to 37,043.68, 51,120.60 and 21,937.18 is: 30,273.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,043.68 : 51,120.60 = 21,937.18 : x
  2. Step 2: Convert to fraction form
    37,043.68/51,120.60 = 21,937.18/x
  3. Step 3: Cross multiply
    37,043.68x = 51,120.60 × 21,937.18
  4. Step 4: Simplify right side
    37,043.68x = 1,121,441,803.91
  5. Step 5: Solve for x
    x = 1,121,441,803.91/37,043.68
  6. Step 6: Final answer
    x = 30,273.50

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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.