Home / 14,244.24-19,658.43-7,872.33

Finding the Fourth Proportional to 14,244.24, 19,658.43 and 7,872.33

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Solution

The fourth proportional to 14,244.24, 19,658.43 and 7,872.33 is: 10,864.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244.24 : 19,658.43 = 7,872.33 : x
  2. Step 2: Convert to fraction form
    14,244.24/19,658.43 = 7,872.33/x
  3. Step 3: Cross multiply
    14,244.24x = 19,658.43 × 7,872.33
  4. Step 4: Simplify right side
    14,244.24x = 154,757,648.24
  5. Step 5: Solve for x
    x = 154,757,648.24/14,244.24
  6. Step 6: Final answer
    x = 10,864.58

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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.