Home / 14,488.11-21,717.24-8,234.76

Finding the Fourth Proportional to 14,488.11, 21,717.24 and 8,234.76

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Solution

The fourth proportional to 14,488.11, 21,717.24 and 8,234.76 is: 12,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.11 : 21,717.24 = 8,234.76 : x
  2. Step 2: Convert to fraction form
    14,488.11/21,717.24 = 8,234.76/x
  3. Step 3: Cross multiply
    14,488.11x = 21,717.24 × 8,234.76
  4. Step 4: Simplify right side
    14,488.11x = 178,836,259.26
  5. Step 5: Solve for x
    x = 178,836,259.26/14,488.11
  6. Step 6: Final answer
    x = 12,343.66

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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.