Home / 23,305.95-32,149.58-13,872.69

Finding the Fourth Proportional to 23,305.95, 32,149.58 and 13,872.69

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Solution

The fourth proportional to 23,305.95, 32,149.58 and 13,872.69 is: 19,136.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,305.95 : 32,149.58 = 13,872.69 : x
  2. Step 2: Convert to fraction form
    23,305.95/32,149.58 = 13,872.69/x
  3. Step 3: Cross multiply
    23,305.95x = 32,149.58 × 13,872.69
  4. Step 4: Simplify right side
    23,305.95x = 446,001,087.61
  5. Step 5: Solve for x
    x = 446,001,087.61/23,305.95
  6. Step 6: Final answer
    x = 19,136.79

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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.