Home / 14,846.22-20,487.89-8,132.46

Finding the Fourth Proportional to 14,846.22, 20,487.89 and 8,132.46

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Solution

The fourth proportional to 14,846.22, 20,487.89 and 8,132.46 is: 11,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846.22 : 20,487.89 = 8,132.46 : x
  2. Step 2: Convert to fraction form
    14,846.22/20,487.89 = 8,132.46/x
  3. Step 3: Cross multiply
    14,846.22x = 20,487.89 × 8,132.46
  4. Step 4: Simplify right side
    14,846.22x = 166,616,905.25
  5. Step 5: Solve for x
    x = 166,616,905.25/14,846.22
  6. Step 6: Final answer
    x = 11,222.85

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1.5x scale

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.