Home / 37,964.16-52,393.68-20,969.96

Finding the Fourth Proportional to 37,964.16, 52,393.68 and 20,969.96

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Solution

The fourth proportional to 37,964.16, 52,393.68 and 20,969.96 is: 28,940.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,964.16 : 52,393.68 = 20,969.96 : x
  2. Step 2: Convert to fraction form
    37,964.16/52,393.68 = 20,969.96/x
  3. Step 3: Cross multiply
    37,964.16x = 52,393.68 × 20,969.96
  4. Step 4: Simplify right side
    37,964.16x = 1,098,693,111.88
  5. Step 5: Solve for x
    x = 1,098,693,111.88/37,964.16
  6. Step 6: Final answer
    x = 28,940.27

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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.