Home / 14,846.90-20,487.93-8,132.18

Finding the Fourth Proportional to 14,846.90, 20,487.93 and 8,132.18

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Solution

The fourth proportional to 14,846.90, 20,487.93 and 8,132.18 is: 11,221.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,846.90 : 20,487.93 = 8,132.18 : x
  2. Step 2: Convert to fraction form
    14,846.90/20,487.93 = 8,132.18/x
  3. Step 3: Cross multiply
    14,846.90x = 20,487.93 × 8,132.18
  4. Step 4: Simplify right side
    14,846.90x = 166,611,534.59
  5. Step 5: Solve for x
    x = 166,611,534.59/14,846.90
  6. Step 6: Final answer
    x = 11,221.97

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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.