Home / 17,890.91-26,795.49-8,537.49

Finding the Fourth Proportional to 17,890.91, 26,795.49 and 8,537.49

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Solution

The fourth proportional to 17,890.91, 26,795.49 and 8,537.49 is: 12,786.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.91 : 26,795.49 = 8,537.49 : x
  2. Step 2: Convert to fraction form
    17,890.91/26,795.49 = 8,537.49/x
  3. Step 3: Cross multiply
    17,890.91x = 26,795.49 × 8,537.49
  4. Step 4: Simplify right side
    17,890.91x = 228,766,330.79
  5. Step 5: Solve for x
    x = 228,766,330.79/17,890.91
  6. Step 6: Final answer
    x = 12,786.74

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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.