Home / 36,207.68-54,340.86-18,682.52

Finding the Fourth Proportional to 36,207.68, 54,340.86 and 18,682.52

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Solution

The fourth proportional to 36,207.68, 54,340.86 and 18,682.52 is: 28,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207.68 : 54,340.86 = 18,682.52 : x
  2. Step 2: Convert to fraction form
    36,207.68/54,340.86 = 18,682.52/x
  3. Step 3: Cross multiply
    36,207.68x = 54,340.86 × 18,682.52
  4. Step 4: Simplify right side
    36,207.68x = 1,015,224,203.77
  5. Step 5: Solve for x
    x = 1,015,224,203.77/36,207.68
  6. Step 6: Final answer
    x = 28,038.92

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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.