Home / 16,107.26-22,223.84-9,728.82

Finding the Fourth Proportional to 16,107.26, 22,223.84 and 9,728.82

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Solution

The fourth proportional to 16,107.26, 22,223.84 and 9,728.82 is: 13,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,107.26 : 22,223.84 = 9,728.82 : x
  2. Step 2: Convert to fraction form
    16,107.26/22,223.84 = 9,728.82/x
  3. Step 3: Cross multiply
    16,107.26x = 22,223.84 × 9,728.82
  4. Step 4: Simplify right side
    16,107.26x = 216,211,690.42
  5. Step 5: Solve for x
    x = 216,211,690.42/16,107.26
  6. Step 6: Final answer
    x = 13,423.25

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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.