Home / 23,166.72-31,977.84-14,442

Finding the Fourth Proportional to 23,166.72, 31,977.84 and 14,442

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Solution

The fourth proportional to 23,166.72, 31,977.84 and 14,442 is: 19,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166.72 : 31,977.84 = 14,442 : x
  2. Step 2: Convert to fraction form
    23,166.72/31,977.84 = 14,442/x
  3. Step 3: Cross multiply
    23,166.72x = 31,977.84 × 14,442
  4. Step 4: Simplify right side
    23,166.72x = 461,823,965.28
  5. Step 5: Solve for x
    x = 461,823,965.28/23,166.72
  6. Step 6: Final answer
    x = 19,934.80

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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.