Home / 26,442.45-39,654.27-7,717.65

Finding the Fourth Proportional to 26,442.45, 39,654.27 and 7,717.65

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Solution

The fourth proportional to 26,442.45, 39,654.27 and 7,717.65 is: 11,573.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,442.45 : 39,654.27 = 7,717.65 : x
  2. Step 2: Convert to fraction form
    26,442.45/39,654.27 = 7,717.65/x
  3. Step 3: Cross multiply
    26,442.45x = 39,654.27 × 7,717.65
  4. Step 4: Simplify right side
    26,442.45x = 306,037,776.87
  5. Step 5: Solve for x
    x = 306,037,776.87/26,442.45
  6. Step 6: Final answer
    x = 11,573.73

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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.