Home / 16,435.17-22,679.33-9,361.35

Finding the Fourth Proportional to 16,435.17, 22,679.33 and 9,361.35

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Solution

The fourth proportional to 16,435.17, 22,679.33 and 9,361.35 is: 12,917.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,435.17 : 22,679.33 = 9,361.35 : x
  2. Step 2: Convert to fraction form
    16,435.17/22,679.33 = 9,361.35/x
  3. Step 3: Cross multiply
    16,435.17x = 22,679.33 × 9,361.35
  4. Step 4: Simplify right side
    16,435.17x = 212,309,099.09
  5. Step 5: Solve for x
    x = 212,309,099.09/16,435.17
  6. Step 6: Final answer
    x = 12,917.97

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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.