Home / 14,463.55-21,707.90-8,236.09

Finding the Fourth Proportional to 14,463.55, 21,707.90 and 8,236.09

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Solution

The fourth proportional to 14,463.55, 21,707.90 and 8,236.09 is: 12,361.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,463.55 : 21,707.90 = 8,236.09 : x
  2. Step 2: Convert to fraction form
    14,463.55/21,707.90 = 8,236.09/x
  3. Step 3: Cross multiply
    14,463.55x = 21,707.90 × 8,236.09
  4. Step 4: Simplify right side
    14,463.55x = 178,788,218.11
  5. Step 5: Solve for x
    x = 178,788,218.11/14,463.55
  6. Step 6: Final answer
    x = 12,361.30

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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.