Home / 26,156.43-39,234.65-6,435.36

Finding the Fourth Proportional to 26,156.43, 39,234.65 and 6,435.36

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Solution

The fourth proportional to 26,156.43, 39,234.65 and 6,435.36 is: 9,653.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.43 : 39,234.65 = 6,435.36 : x
  2. Step 2: Convert to fraction form
    26,156.43/39,234.65 = 6,435.36/x
  3. Step 3: Cross multiply
    26,156.43x = 39,234.65 × 6,435.36
  4. Step 4: Simplify right side
    26,156.43x = 252,489,065.05
  5. Step 5: Solve for x
    x = 252,489,065.05/26,156.43
  6. Step 6: Final answer
    x = 9,653.04

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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.