Home / 36,587.31-50,491.47-20,671.42

Finding the Fourth Proportional to 36,587.31, 50,491.47 and 20,671.42

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Solution

The fourth proportional to 36,587.31, 50,491.47 and 20,671.42 is: 28,527.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,587.31 : 50,491.47 = 20,671.42 : x
  2. Step 2: Convert to fraction form
    36,587.31/50,491.47 = 20,671.42/x
  3. Step 3: Cross multiply
    36,587.31x = 50,491.47 × 20,671.42
  4. Step 4: Simplify right side
    36,587.31x = 1,043,730,026.97
  5. Step 5: Solve for x
    x = 1,043,730,026.97/36,587.31
  6. Step 6: Final answer
    x = 28,527.11

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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.