Home / 17,420.11-26,134.58-8,066.86

Finding the Fourth Proportional to 17,420.11, 26,134.58 and 8,066.86

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Solution

The fourth proportional to 17,420.11, 26,134.58 and 8,066.86 is: 12,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.11 : 26,134.58 = 8,066.86 : x
  2. Step 2: Convert to fraction form
    17,420.11/26,134.58 = 8,066.86/x
  3. Step 3: Cross multiply
    17,420.11x = 26,134.58 × 8,066.86
  4. Step 4: Simplify right side
    17,420.11x = 210,823,952.85
  5. Step 5: Solve for x
    x = 210,823,952.85/17,420.11
  6. Step 6: Final answer
    x = 12,102.33

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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.