Home / 37,709.50-52,043.70-21,794.08

Finding the Fourth Proportional to 37,709.50, 52,043.70 and 21,794.08

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Solution

The fourth proportional to 37,709.50, 52,043.70 and 21,794.08 is: 30,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,709.50 : 52,043.70 = 21,794.08 : x
  2. Step 2: Convert to fraction form
    37,709.50/52,043.70 = 21,794.08/x
  3. Step 3: Cross multiply
    37,709.50x = 52,043.70 × 21,794.08
  4. Step 4: Simplify right side
    37,709.50x = 1,134,244,561.30
  5. Step 5: Solve for x
    x = 1,134,244,561.30/37,709.50
  6. Step 6: Final answer
    x = 30,078.48

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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.