Home / 31,636.96-47,541.66-16,856.44

Finding the Fourth Proportional to 31,636.96, 47,541.66 and 16,856.44

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Solution

The fourth proportional to 31,636.96, 47,541.66 and 16,856.44 is: 25,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.96 : 47,541.66 = 16,856.44 : x
  2. Step 2: Convert to fraction form
    31,636.96/47,541.66 = 16,856.44/x
  3. Step 3: Cross multiply
    31,636.96x = 47,541.66 × 16,856.44
  4. Step 4: Simplify right side
    31,636.96x = 801,383,139.29
  5. Step 5: Solve for x
    x = 801,383,139.29/31,636.96
  6. Step 6: Final answer
    x = 25,330.60

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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.