Home / 16,621.70-22,936.76-9,354.85

Finding the Fourth Proportional to 16,621.70, 22,936.76 and 9,354.85

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Solution

The fourth proportional to 16,621.70, 22,936.76 and 9,354.85 is: 12,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.70 : 22,936.76 = 9,354.85 : x
  2. Step 2: Convert to fraction form
    16,621.70/22,936.76 = 9,354.85/x
  3. Step 3: Cross multiply
    16,621.70x = 22,936.76 × 9,354.85
  4. Step 4: Simplify right side
    16,621.70x = 214,569,880.25
  5. Step 5: Solve for x
    x = 214,569,880.25/16,621.70
  6. Step 6: Final answer
    x = 12,909.03

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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.