Home / 16,828.11-23,222.67-9,274.44

Finding the Fourth Proportional to 16,828.11, 23,222.67 and 9,274.44

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Solution

The fourth proportional to 16,828.11, 23,222.67 and 9,274.44 is: 12,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.11 : 23,222.67 = 9,274.44 : x
  2. Step 2: Convert to fraction form
    16,828.11/23,222.67 = 9,274.44/x
  3. Step 3: Cross multiply
    16,828.11x = 23,222.67 × 9,274.44
  4. Step 4: Simplify right side
    16,828.11x = 215,377,213.18
  5. Step 5: Solve for x
    x = 215,377,213.18/16,828.11
  6. Step 6: Final answer
    x = 12,798.66

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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.