Home / 26,967.80-40,451.70-17,636.60

Finding the Fourth Proportional to 26,967.80, 40,451.70 and 17,636.60

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Solution

The fourth proportional to 26,967.80, 40,451.70 and 17,636.60 is: 26,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,967.80 : 40,451.70 = 17,636.60 : x
  2. Step 2: Convert to fraction form
    26,967.80/40,451.70 = 17,636.60/x
  3. Step 3: Cross multiply
    26,967.80x = 40,451.70 × 17,636.60
  4. Step 4: Simplify right side
    26,967.80x = 713,430,452.22
  5. Step 5: Solve for x
    x = 713,430,452.22/26,967.80
  6. Step 6: Final answer
    x = 26,454.90

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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.