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Finding the Fourth Proportional to 25,266.88, 37,885.73 and 11,226.88

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Solution

The fourth proportional to 25,266.88, 37,885.73 and 11,226.88 is: 16,833.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.88 : 37,885.73 = 11,226.88 : x
  2. Step 2: Convert to fraction form
    25,266.88/37,885.73 = 11,226.88/x
  3. Step 3: Cross multiply
    25,266.88x = 37,885.73 × 11,226.88
  4. Step 4: Simplify right side
    25,266.88x = 425,338,354.99
  5. Step 5: Solve for x
    x = 425,338,354.99/25,266.88
  6. Step 6: Final answer
    x = 16,833.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.