Home / 39,757.83-59,636.79-18,682.43

Finding the Fourth Proportional to 39,757.83, 59,636.79 and 18,682.43

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Solution

The fourth proportional to 39,757.83, 59,636.79 and 18,682.43 is: 28,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.83 : 59,636.79 = 18,682.43 : x
  2. Step 2: Convert to fraction form
    39,757.83/59,636.79 = 18,682.43/x
  3. Step 3: Cross multiply
    39,757.83x = 59,636.79 × 18,682.43
  4. Step 4: Simplify right side
    39,757.83x = 1,114,159,856.42
  5. Step 5: Solve for x
    x = 1,114,159,856.42/39,757.83
  6. Step 6: Final answer
    x = 28,023.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.