Home / 26,998.80-40,518.96-17,636.28

Finding the Fourth Proportional to 26,998.80, 40,518.96 and 17,636.28

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Solution

The fourth proportional to 26,998.80, 40,518.96 and 17,636.28 is: 26,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,998.80 : 40,518.96 = 17,636.28 : x
  2. Step 2: Convert to fraction form
    26,998.80/40,518.96 = 17,636.28/x
  3. Step 3: Cross multiply
    26,998.80x = 40,518.96 × 17,636.28
  4. Step 4: Simplify right side
    26,998.80x = 714,603,723.87
  5. Step 5: Solve for x
    x = 714,603,723.87/26,998.80
  6. Step 6: Final answer
    x = 26,467.98

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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.