Home / 14,499.17-20,010.26-8,126.84

Finding the Fourth Proportional to 14,499.17, 20,010.26 and 8,126.84

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Solution

The fourth proportional to 14,499.17, 20,010.26 and 8,126.84 is: 11,215.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.17 : 20,010.26 = 8,126.84 : x
  2. Step 2: Convert to fraction form
    14,499.17/20,010.26 = 8,126.84/x
  3. Step 3: Cross multiply
    14,499.17x = 20,010.26 × 8,126.84
  4. Step 4: Simplify right side
    14,499.17x = 162,620,251.72
  5. Step 5: Solve for x
    x = 162,620,251.72/14,499.17
  6. Step 6: Final answer
    x = 11,215.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.