Home / 16,131.20-22,261.92-9,059.84

Finding the Fourth Proportional to 16,131.20, 22,261.92 and 9,059.84

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Solution

The fourth proportional to 16,131.20, 22,261.92 and 9,059.84 is: 12,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,131.20 : 22,261.92 = 9,059.84 : x
  2. Step 2: Convert to fraction form
    16,131.20/22,261.92 = 9,059.84/x
  3. Step 3: Cross multiply
    16,131.20x = 22,261.92 × 9,059.84
  4. Step 4: Simplify right side
    16,131.20x = 201,689,433.29
  5. Step 5: Solve for x
    x = 201,689,433.29/16,131.20
  6. Step 6: Final answer
    x = 12,503.06

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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.