Home / 16,828.85-23,222.77-9,274.76

Finding the Fourth Proportional to 16,828.85, 23,222.77 and 9,274.76

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Solution

The fourth proportional to 16,828.85, 23,222.77 and 9,274.76 is: 12,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.85 : 23,222.77 = 9,274.76 : x
  2. Step 2: Convert to fraction form
    16,828.85/23,222.77 = 9,274.76/x
  3. Step 3: Cross multiply
    16,828.85x = 23,222.77 × 9,274.76
  4. Step 4: Simplify right side
    16,828.85x = 215,385,571.91
  5. Step 5: Solve for x
    x = 215,385,571.91/16,828.85
  6. Step 6: Final answer
    x = 12,798.59

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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.