Home / 31,992.84-44,136.36-18,554.40

Finding the Fourth Proportional to 31,992.84, 44,136.36 and 18,554.40

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Solution

The fourth proportional to 31,992.84, 44,136.36 and 18,554.40 is: 25,597.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,992.84 : 44,136.36 = 18,554.40 : x
  2. Step 2: Convert to fraction form
    31,992.84/44,136.36 = 18,554.40/x
  3. Step 3: Cross multiply
    31,992.84x = 44,136.36 × 18,554.40
  4. Step 4: Simplify right side
    31,992.84x = 818,923,677.98
  5. Step 5: Solve for x
    x = 818,923,677.98/31,992.84
  6. Step 6: Final answer
    x = 25,597.09

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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.