Home / 16,112.40-22,233.24-9,742.84

Finding the Fourth Proportional to 16,112.40, 22,233.24 and 9,742.84

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Solution

The fourth proportional to 16,112.40, 22,233.24 and 9,742.84 is: 13,443.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,112.40 : 22,233.24 = 9,742.84 : x
  2. Step 2: Convert to fraction form
    16,112.40/22,233.24 = 9,742.84/x
  3. Step 3: Cross multiply
    16,112.40x = 22,233.24 × 9,742.84
  4. Step 4: Simplify right side
    16,112.40x = 216,614,900.00
  5. Step 5: Solve for x
    x = 216,614,900.00/16,112.40
  6. Step 6: Final answer
    x = 13,443.99

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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.