Home / 23,021.82-31,775.88-14,067.87

Finding the Fourth Proportional to 23,021.82, 31,775.88 and 14,067.87

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Solution

The fourth proportional to 23,021.82, 31,775.88 and 14,067.87 is: 19,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,021.82 : 31,775.88 = 14,067.87 : x
  2. Step 2: Convert to fraction form
    23,021.82/31,775.88 = 14,067.87/x
  3. Step 3: Cross multiply
    23,021.82x = 31,775.88 × 14,067.87
  4. Step 4: Simplify right side
    23,021.82x = 447,018,948.98
  5. Step 5: Solve for x
    x = 447,018,948.98/23,021.82
  6. Step 6: Final answer
    x = 19,417.19

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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.