Home / 19,788.44-27,306.88-10,834.20

Finding the Fourth Proportional to 19,788.44, 27,306.88 and 10,834.20

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Solution

The fourth proportional to 19,788.44, 27,306.88 and 10,834.20 is: 14,950.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,788.44 : 27,306.88 = 10,834.20 : x
  2. Step 2: Convert to fraction form
    19,788.44/27,306.88 = 10,834.20/x
  3. Step 3: Cross multiply
    19,788.44x = 27,306.88 × 10,834.20
  4. Step 4: Simplify right side
    19,788.44x = 295,848,199.30
  5. Step 5: Solve for x
    x = 295,848,199.30/19,788.44
  6. Step 6: Final answer
    x = 14,950.56

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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.