Home / 16,426.88-22,671.20-9,355.84

Finding the Fourth Proportional to 16,426.88, 22,671.20 and 9,355.84

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Solution

The fourth proportional to 16,426.88, 22,671.20 and 9,355.84 is: 12,912.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,426.88 : 22,671.20 = 9,355.84 : x
  2. Step 2: Convert to fraction form
    16,426.88/22,671.20 = 9,355.84/x
  3. Step 3: Cross multiply
    16,426.88x = 22,671.20 × 9,355.84
  4. Step 4: Simplify right side
    16,426.88x = 212,108,119.81
  5. Step 5: Solve for x
    x = 212,108,119.81/16,426.88
  6. Step 6: Final answer
    x = 12,912.26

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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.