Home / 26,910.45-40,318.70-17,535.51

Finding the Fourth Proportional to 26,910.45, 40,318.70 and 17,535.51

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Solution

The fourth proportional to 26,910.45, 40,318.70 and 17,535.51 is: 26,272.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,910.45 : 40,318.70 = 17,535.51 : x
  2. Step 2: Convert to fraction form
    26,910.45/40,318.70 = 17,535.51/x
  3. Step 3: Cross multiply
    26,910.45x = 40,318.70 × 17,535.51
  4. Step 4: Simplify right side
    26,910.45x = 707,008,879.36
  5. Step 5: Solve for x
    x = 707,008,879.36/26,910.45
  6. Step 6: Final answer
    x = 26,272.65

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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.