Home / 17,922.90-24,704.82-14,139.66

Finding the Fourth Proportional to 17,922.90, 24,704.82 and 14,139.66

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Solution

The fourth proportional to 17,922.90, 24,704.82 and 14,139.66 is: 19,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.90 : 24,704.82 = 14,139.66 : x
  2. Step 2: Convert to fraction form
    17,922.90/24,704.82 = 14,139.66/x
  3. Step 3: Cross multiply
    17,922.90x = 24,704.82 × 14,139.66
  4. Step 4: Simplify right side
    17,922.90x = 349,317,755.16
  5. Step 5: Solve for x
    x = 349,317,755.16/17,922.90
  6. Step 6: Final answer
    x = 19,490.02

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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.