Home / 26,502.58-39,753.70-6,781.10

Finding the Fourth Proportional to 26,502.58, 39,753.70 and 6,781.10

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Solution

The fourth proportional to 26,502.58, 39,753.70 and 6,781.10 is: 10,171.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,502.58 : 39,753.70 = 6,781.10 : x
  2. Step 2: Convert to fraction form
    26,502.58/39,753.70 = 6,781.10/x
  3. Step 3: Cross multiply
    26,502.58x = 39,753.70 × 6,781.10
  4. Step 4: Simplify right side
    26,502.58x = 269,573,815.07
  5. Step 5: Solve for x
    x = 269,573,815.07/26,502.58
  6. Step 6: Final answer
    x = 10,171.61

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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.