Home / 37,402.08-51,612.84-20,634

Finding the Fourth Proportional to 37,402.08, 51,612.84 and 20,634

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Solution

The fourth proportional to 37,402.08, 51,612.84 and 20,634 is: 28,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,402.08 : 51,612.84 = 20,634 : x
  2. Step 2: Convert to fraction form
    37,402.08/51,612.84 = 20,634/x
  3. Step 3: Cross multiply
    37,402.08x = 51,612.84 × 20,634
  4. Step 4: Simplify right side
    37,402.08x = 1,064,979,340.56
  5. Step 5: Solve for x
    x = 1,064,979,340.56/37,402.08
  6. Step 6: Final answer
    x = 28,473.80

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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.