Home / 26,774.28-40,186.33-13,636.49

Finding the Fourth Proportional to 26,774.28, 40,186.33 and 13,636.49

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Solution

The fourth proportional to 26,774.28, 40,186.33 and 13,636.49 is: 20,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,774.28 : 40,186.33 = 13,636.49 : x
  2. Step 2: Convert to fraction form
    26,774.28/40,186.33 = 13,636.49/x
  3. Step 3: Cross multiply
    26,774.28x = 40,186.33 × 13,636.49
  4. Step 4: Simplify right side
    26,774.28x = 548,000,252.16
  5. Step 5: Solve for x
    x = 548,000,252.16/26,774.28
  6. Step 6: Final answer
    x = 20,467.41

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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.